Home / 21,838.76-32,725.67-11,294.70

Finding the Fourth Proportional to 21,838.76, 32,725.67 and 11,294.70

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Solution

The fourth proportional to 21,838.76, 32,725.67 and 11,294.70 is: 16,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,838.76 : 32,725.67 = 11,294.70 : x
  2. Step 2: Convert to fraction form
    21,838.76/32,725.67 = 11,294.70/x
  3. Step 3: Cross multiply
    21,838.76x = 32,725.67 × 11,294.70
  4. Step 4: Simplify right side
    21,838.76x = 369,626,445.75
  5. Step 5: Solve for x
    x = 369,626,445.75/21,838.76
  6. Step 6: Final answer
    x = 16,925.25

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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.