Home / 27,402.50-37,814.80-15,465.52

Finding the Fourth Proportional to 27,402.50, 37,814.80 and 15,465.52

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Solution

The fourth proportional to 27,402.50, 37,814.80 and 15,465.52 is: 21,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,402.50 : 37,814.80 = 15,465.52 : x
  2. Step 2: Convert to fraction form
    27,402.50/37,814.80 = 15,465.52/x
  3. Step 3: Cross multiply
    27,402.50x = 37,814.80 × 15,465.52
  4. Step 4: Simplify right side
    27,402.50x = 584,825,545.70
  5. Step 5: Solve for x
    x = 584,825,545.70/27,402.50
  6. Step 6: Final answer
    x = 21,342.05

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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.