Home / 39,359.32-54,312.06-22,589.08

Finding the Fourth Proportional to 39,359.32, 54,312.06 and 22,589.08

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Solution

The fourth proportional to 39,359.32, 54,312.06 and 22,589.08 is: 31,170.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,359.32 : 54,312.06 = 22,589.08 : x
  2. Step 2: Convert to fraction form
    39,359.32/54,312.06 = 22,589.08/x
  3. Step 3: Cross multiply
    39,359.32x = 54,312.06 × 22,589.08
  4. Step 4: Simplify right side
    39,359.32x = 1,226,859,468.30
  5. Step 5: Solve for x
    x = 1,226,859,468.30/39,359.32
  6. Step 6: Final answer
    x = 31,170.75

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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.