Home / 45,630.28-62,969.16-25,487.47

Finding the Fourth Proportional to 45,630.28, 62,969.16 and 25,487.47

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Solution

The fourth proportional to 45,630.28, 62,969.16 and 25,487.47 is: 35,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,630.28 : 62,969.16 = 25,487.47 : x
  2. Step 2: Convert to fraction form
    45,630.28/62,969.16 = 25,487.47/x
  3. Step 3: Cross multiply
    45,630.28x = 62,969.16 × 25,487.47
  4. Step 4: Simplify right side
    45,630.28x = 1,604,924,576.43
  5. Step 5: Solve for x
    x = 1,604,924,576.43/45,630.28
  6. Step 6: Final answer
    x = 35,172.36

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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.