Home / 19,227.61-28,850.29-7,543.93

Finding the Fourth Proportional to 19,227.61, 28,850.29 and 7,543.93

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Solution

The fourth proportional to 19,227.61, 28,850.29 and 7,543.93 is: 11,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.61 : 28,850.29 = 7,543.93 : x
  2. Step 2: Convert to fraction form
    19,227.61/28,850.29 = 7,543.93/x
  3. Step 3: Cross multiply
    19,227.61x = 28,850.29 × 7,543.93
  4. Step 4: Simplify right side
    19,227.61x = 217,644,423.99
  5. Step 5: Solve for x
    x = 217,644,423.99/19,227.61
  6. Step 6: Final answer
    x = 11,319.37

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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.