Home / 39,841.63-54,981.45-22,177.63

Finding the Fourth Proportional to 39,841.63, 54,981.45 and 22,177.63

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Solution

The fourth proportional to 39,841.63, 54,981.45 and 22,177.63 is: 30,605.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,841.63 : 54,981.45 = 22,177.63 : x
  2. Step 2: Convert to fraction form
    39,841.63/54,981.45 = 22,177.63/x
  3. Step 3: Cross multiply
    39,841.63x = 54,981.45 × 22,177.63
  4. Step 4: Simplify right side
    39,841.63x = 1,219,357,869.17
  5. Step 5: Solve for x
    x = 1,219,357,869.17/39,841.63
  6. Step 6: Final answer
    x = 30,605.12

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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.