Home / 19,223.76-28,851.84-7,545.18

Finding the Fourth Proportional to 19,223.76, 28,851.84 and 7,545.18

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Solution

The fourth proportional to 19,223.76, 28,851.84 and 7,545.18 is: 11,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.76 : 28,851.84 = 7,545.18 : x
  2. Step 2: Convert to fraction form
    19,223.76/28,851.84 = 7,545.18/x
  3. Step 3: Cross multiply
    19,223.76x = 28,851.84 × 7,545.18
  4. Step 4: Simplify right side
    19,223.76x = 217,692,326.13
  5. Step 5: Solve for x
    x = 217,692,326.13/19,223.76
  6. Step 6: Final answer
    x = 11,324.13

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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.