Home / 38,641.19-57,922.57-21,966.77

Finding the Fourth Proportional to 38,641.19, 57,922.57 and 21,966.77

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Solution

The fourth proportional to 38,641.19, 57,922.57 and 21,966.77 is: 32,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,641.19 : 57,922.57 = 21,966.77 : x
  2. Step 2: Convert to fraction form
    38,641.19/57,922.57 = 21,966.77/x
  3. Step 3: Cross multiply
    38,641.19x = 57,922.57 × 21,966.77
  4. Step 4: Simplify right side
    38,641.19x = 1,272,371,483.39
  5. Step 5: Solve for x
    x = 1,272,371,483.39/38,641.19
  6. Step 6: Final answer
    x = 32,927.85

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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.