Home / 19,557.84-29,336.76-7,079.52

Finding the Fourth Proportional to 19,557.84, 29,336.76 and 7,079.52

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Solution

The fourth proportional to 19,557.84, 29,336.76 and 7,079.52 is: 10,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.84 : 29,336.76 = 7,079.52 : x
  2. Step 2: Convert to fraction form
    19,557.84/29,336.76 = 7,079.52/x
  3. Step 3: Cross multiply
    19,557.84x = 29,336.76 × 7,079.52
  4. Step 4: Simplify right side
    19,557.84x = 207,690,179.16
  5. Step 5: Solve for x
    x = 207,690,179.16/19,557.84
  6. Step 6: Final answer
    x = 10,619.28

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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.