Home / 24,221.79-36,279.93-11,715.43

Finding the Fourth Proportional to 24,221.79, 36,279.93 and 11,715.43

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Solution

The fourth proportional to 24,221.79, 36,279.93 and 11,715.43 is: 17,547.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,221.79 : 36,279.93 = 11,715.43 : x
  2. Step 2: Convert to fraction form
    24,221.79/36,279.93 = 11,715.43/x
  3. Step 3: Cross multiply
    24,221.79x = 36,279.93 × 11,715.43
  4. Step 4: Simplify right side
    24,221.79x = 425,034,980.32
  5. Step 5: Solve for x
    x = 425,034,980.32/24,221.79
  6. Step 6: Final answer
    x = 17,547.63

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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.