Home / 42,130.24-63,199.04-10,965.52

Finding the Fourth Proportional to 42,130.24, 63,199.04 and 10,965.52

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Solution

The fourth proportional to 42,130.24, 63,199.04 and 10,965.52 is: 16,449.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,130.24 : 63,199.04 = 10,965.52 : x
  2. Step 2: Convert to fraction form
    42,130.24/63,199.04 = 10,965.52/x
  3. Step 3: Cross multiply
    42,130.24x = 63,199.04 × 10,965.52
  4. Step 4: Simplify right side
    42,130.24x = 693,010,337.10
  5. Step 5: Solve for x
    x = 693,010,337.10/42,130.24
  6. Step 6: Final answer
    x = 16,449.24

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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.