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Finding the Fourth Proportional to 45,459.42, 62,724.42 and 26,338.02

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Solution

The fourth proportional to 45,459.42, 62,724.42 and 26,338.02 is: 36,340.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.42 : 62,724.42 = 26,338.02 : x
  2. Step 2: Convert to fraction form
    45,459.42/62,724.42 = 26,338.02/x
  3. Step 3: Cross multiply
    45,459.42x = 62,724.42 × 26,338.02
  4. Step 4: Simplify right side
    45,459.42x = 1,652,037,028.45
  5. Step 5: Solve for x
    x = 1,652,037,028.45/45,459.42
  6. Step 6: Final answer
    x = 36,340.92

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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.