Home / 38,373.56-52,957.08-21,377.76

Finding the Fourth Proportional to 38,373.56, 52,957.08 and 21,377.76

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Solution

The fourth proportional to 38,373.56, 52,957.08 and 21,377.76 is: 29,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,373.56 : 52,957.08 = 21,377.76 : x
  2. Step 2: Convert to fraction form
    38,373.56/52,957.08 = 21,377.76/x
  3. Step 3: Cross multiply
    38,373.56x = 52,957.08 × 21,377.76
  4. Step 4: Simplify right side
    38,373.56x = 1,132,103,746.54
  5. Step 5: Solve for x
    x = 1,132,103,746.54/38,373.56
  6. Step 6: Final answer
    x = 29,502.18

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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.