Home / 42,372.28-63,557.96-10,351.64

Finding the Fourth Proportional to 42,372.28, 63,557.96 and 10,351.64

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Solution

The fourth proportional to 42,372.28, 63,557.96 and 10,351.64 is: 15,527.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372.28 : 63,557.96 = 10,351.64 : x
  2. Step 2: Convert to fraction form
    42,372.28/63,557.96 = 10,351.64/x
  3. Step 3: Cross multiply
    42,372.28x = 63,557.96 × 10,351.64
  4. Step 4: Simplify right side
    42,372.28x = 657,928,870.68
  5. Step 5: Solve for x
    x = 657,928,870.68/42,372.28
  6. Step 6: Final answer
    x = 15,527.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.