Home / 24,139.80-33,312.96-13,529.52

Finding the Fourth Proportional to 24,139.80, 33,312.96 and 13,529.52

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Solution

The fourth proportional to 24,139.80, 33,312.96 and 13,529.52 is: 18,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,139.80 : 33,312.96 = 13,529.52 : x
  2. Step 2: Convert to fraction form
    24,139.80/33,312.96 = 13,529.52/x
  3. Step 3: Cross multiply
    24,139.80x = 33,312.96 × 13,529.52
  4. Step 4: Simplify right side
    24,139.80x = 450,708,358.58
  5. Step 5: Solve for x
    x = 450,708,358.58/24,139.80
  6. Step 6: Final answer
    x = 18,670.76

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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.