Home / 19,521.38-29,282.15-4,730.27

Finding the Fourth Proportional to 19,521.38, 29,282.15 and 4,730.27

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Solution

The fourth proportional to 19,521.38, 29,282.15 and 4,730.27 is: 7,095.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.38 : 29,282.15 = 4,730.27 : x
  2. Step 2: Convert to fraction form
    19,521.38/29,282.15 = 4,730.27/x
  3. Step 3: Cross multiply
    19,521.38x = 29,282.15 × 4,730.27
  4. Step 4: Simplify right side
    19,521.38x = 138,512,341.10
  5. Step 5: Solve for x
    x = 138,512,341.10/19,521.38
  6. Step 6: Final answer
    x = 7,095.42

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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.