Home / 21,572.94-32,359.35-9,712.83

Finding the Fourth Proportional to 21,572.94, 32,359.35 and 9,712.83

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Solution

The fourth proportional to 21,572.94, 32,359.35 and 9,712.83 is: 14,569.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,572.94 : 32,359.35 = 9,712.83 : x
  2. Step 2: Convert to fraction form
    21,572.94/32,359.35 = 9,712.83/x
  3. Step 3: Cross multiply
    21,572.94x = 32,359.35 × 9,712.83
  4. Step 4: Simplify right side
    21,572.94x = 314,300,865.46
  5. Step 5: Solve for x
    x = 314,300,865.46/21,572.94
  6. Step 6: Final answer
    x = 14,569.22

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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.