Home / 45,285.66-62,489.64-25,140.35

Finding the Fourth Proportional to 45,285.66, 62,489.64 and 25,140.35

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Solution

The fourth proportional to 45,285.66, 62,489.64 and 25,140.35 is: 34,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,285.66 : 62,489.64 = 25,140.35 : x
  2. Step 2: Convert to fraction form
    45,285.66/62,489.64 = 25,140.35/x
  3. Step 3: Cross multiply
    45,285.66x = 62,489.64 × 25,140.35
  4. Step 4: Simplify right side
    45,285.66x = 1,571,011,389.66
  5. Step 5: Solve for x
    x = 1,571,011,389.66/45,285.66
  6. Step 6: Final answer
    x = 34,691.15

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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.