Home / 27,770.98-38,323.79-15,024.13

Finding the Fourth Proportional to 27,770.98, 38,323.79 and 15,024.13

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Solution

The fourth proportional to 27,770.98, 38,323.79 and 15,024.13 is: 20,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770.98 : 38,323.79 = 15,024.13 : x
  2. Step 2: Convert to fraction form
    27,770.98/38,323.79 = 15,024.13/x
  3. Step 3: Cross multiply
    27,770.98x = 38,323.79 × 15,024.13
  4. Step 4: Simplify right side
    27,770.98x = 575,781,411.43
  5. Step 5: Solve for x
    x = 575,781,411.43/27,770.98
  6. Step 6: Final answer
    x = 20,733.20

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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.