Home / 42,351.12-63,526.08-10,330.32

Finding the Fourth Proportional to 42,351.12, 63,526.08 and 10,330.32

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Solution

The fourth proportional to 42,351.12, 63,526.08 and 10,330.32 is: 15,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.12 : 63,526.08 = 10,330.32 : x
  2. Step 2: Convert to fraction form
    42,351.12/63,526.08 = 10,330.32/x
  3. Step 3: Cross multiply
    42,351.12x = 63,526.08 × 10,330.32
  4. Step 4: Simplify right side
    42,351.12x = 656,244,734.75
  5. Step 5: Solve for x
    x = 656,244,734.75/42,351.12
  6. Step 6: Final answer
    x = 15,495.33

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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.