Home / 17,557.09-24,214.35-12,519.70

Finding the Fourth Proportional to 17,557.09, 24,214.35 and 12,519.70

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Solution

The fourth proportional to 17,557.09, 24,214.35 and 12,519.70 is: 17,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.09 : 24,214.35 = 12,519.70 : x
  2. Step 2: Convert to fraction form
    17,557.09/24,214.35 = 12,519.70/x
  3. Step 3: Cross multiply
    17,557.09x = 24,214.35 × 12,519.70
  4. Step 4: Simplify right side
    17,557.09x = 303,156,397.70
  5. Step 5: Solve for x
    x = 303,156,397.70/17,557.09
  6. Step 6: Final answer
    x = 17,266.89

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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.