Home / 15,572.76-21,484.20-9,594.06

Finding the Fourth Proportional to 15,572.76, 21,484.20 and 9,594.06

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Solution

The fourth proportional to 15,572.76, 21,484.20 and 9,594.06 is: 13,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572.76 : 21,484.20 = 9,594.06 : x
  2. Step 2: Convert to fraction form
    15,572.76/21,484.20 = 9,594.06/x
  3. Step 3: Cross multiply
    15,572.76x = 21,484.20 × 9,594.06
  4. Step 4: Simplify right side
    15,572.76x = 206,120,703.85
  5. Step 5: Solve for x
    x = 206,120,703.85/15,572.76
  6. Step 6: Final answer
    x = 13,235.98

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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.