Home / 17,488.74-24,143.60-13,599.52

Finding the Fourth Proportional to 17,488.74, 24,143.60 and 13,599.52

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Solution

The fourth proportional to 17,488.74, 24,143.60 and 13,599.52 is: 18,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,488.74 : 24,143.60 = 13,599.52 : x
  2. Step 2: Convert to fraction form
    17,488.74/24,143.60 = 13,599.52/x
  3. Step 3: Cross multiply
    17,488.74x = 24,143.60 × 13,599.52
  4. Step 4: Simplify right side
    17,488.74x = 328,341,371.07
  5. Step 5: Solve for x
    x = 328,341,371.07/17,488.74
  6. Step 6: Final answer
    x = 18,774.44

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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.