Home / 45,428.28-62,690.38-25,285.16

Finding the Fourth Proportional to 45,428.28, 62,690.38 and 25,285.16

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Solution

The fourth proportional to 45,428.28, 62,690.38 and 25,285.16 is: 34,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428.28 : 62,690.38 = 25,285.16 : x
  2. Step 2: Convert to fraction form
    45,428.28/62,690.38 = 25,285.16/x
  3. Step 3: Cross multiply
    45,428.28x = 62,690.38 × 25,285.16
  4. Step 4: Simplify right side
    45,428.28x = 1,585,136,288.76
  5. Step 5: Solve for x
    x = 1,585,136,288.76/45,428.28
  6. Step 6: Final answer
    x = 34,893.16

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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.