Home / 29,425.28-40,607.15-15,996.55

Finding the Fourth Proportional to 29,425.28, 40,607.15 and 15,996.55

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Solution

The fourth proportional to 29,425.28, 40,607.15 and 15,996.55 is: 22,075.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,425.28 : 40,607.15 = 15,996.55 : x
  2. Step 2: Convert to fraction form
    29,425.28/40,607.15 = 15,996.55/x
  3. Step 3: Cross multiply
    29,425.28x = 40,607.15 × 15,996.55
  4. Step 4: Simplify right side
    29,425.28x = 649,574,130.75
  5. Step 5: Solve for x
    x = 649,574,130.75/29,425.28
  6. Step 6: Final answer
    x = 22,075.37

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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.