Home / 19,557.92-26,990.16-10,725.92

Finding the Fourth Proportional to 19,557.92, 26,990.16 and 10,725.92

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Solution

The fourth proportional to 19,557.92, 26,990.16 and 10,725.92 is: 14,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.92 : 26,990.16 = 10,725.92 : x
  2. Step 2: Convert to fraction form
    19,557.92/26,990.16 = 10,725.92/x
  3. Step 3: Cross multiply
    19,557.92x = 26,990.16 × 10,725.92
  4. Step 4: Simplify right side
    19,557.92x = 289,494,296.95
  5. Step 5: Solve for x
    x = 289,494,296.95/19,557.92
  6. Step 6: Final answer
    x = 14,801.90

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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.