Home / 21,902.59-32,838.76-14,009.95

Finding the Fourth Proportional to 21,902.59, 32,838.76 and 14,009.95

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Solution

The fourth proportional to 21,902.59, 32,838.76 and 14,009.95 is: 21,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902.59 : 32,838.76 = 14,009.95 : x
  2. Step 2: Convert to fraction form
    21,902.59/32,838.76 = 14,009.95/x
  3. Step 3: Cross multiply
    21,902.59x = 32,838.76 × 14,009.95
  4. Step 4: Simplify right side
    21,902.59x = 460,069,385.66
  5. Step 5: Solve for x
    x = 460,069,385.66/21,902.59
  6. Step 6: Final answer
    x = 21,005.25

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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.