Home / 14,358.78-21,538.17-4,498.82

Finding the Fourth Proportional to 14,358.78, 21,538.17 and 4,498.82

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Solution

The fourth proportional to 14,358.78, 21,538.17 and 4,498.82 is: 6,748.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.78 : 21,538.17 = 4,498.82 : x
  2. Step 2: Convert to fraction form
    14,358.78/21,538.17 = 4,498.82/x
  3. Step 3: Cross multiply
    14,358.78x = 21,538.17 × 4,498.82
  4. Step 4: Simplify right side
    14,358.78x = 96,896,408.25
  5. Step 5: Solve for x
    x = 96,896,408.25/14,358.78
  6. Step 6: Final answer
    x = 6,748.24

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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.