Home / 14,747.52-20,352.12-8,032.82

Finding the Fourth Proportional to 14,747.52, 20,352.12 and 8,032.82

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Solution

The fourth proportional to 14,747.52, 20,352.12 and 8,032.82 is: 11,085.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.52 : 20,352.12 = 8,032.82 : x
  2. Step 2: Convert to fraction form
    14,747.52/20,352.12 = 8,032.82/x
  3. Step 3: Cross multiply
    14,747.52x = 20,352.12 × 8,032.82
  4. Step 4: Simplify right side
    14,747.52x = 163,484,916.58
  5. Step 5: Solve for x
    x = 163,484,916.58/14,747.52
  6. Step 6: Final answer
    x = 11,085.59

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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.