Home / 45,459.57-62,729.71-25,318.32

Finding the Fourth Proportional to 45,459.57, 62,729.71 and 25,318.32

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Solution

The fourth proportional to 45,459.57, 62,729.71 and 25,318.32 is: 34,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.57 : 62,729.71 = 25,318.32 : x
  2. Step 2: Convert to fraction form
    45,459.57/62,729.71 = 25,318.32/x
  3. Step 3: Cross multiply
    45,459.57x = 62,729.71 × 25,318.32
  4. Step 4: Simplify right side
    45,459.57x = 1,588,210,807.99
  5. Step 5: Solve for x
    x = 1,588,210,807.99/45,459.57
  6. Step 6: Final answer
    x = 34,936.78

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.