Home / 38,664.28-53,386.86-29,697.58

Finding the Fourth Proportional to 38,664.28, 53,386.86 and 29,697.58

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Solution

The fourth proportional to 38,664.28, 53,386.86 and 29,697.58 is: 41,005.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.28 : 53,386.86 = 29,697.58 : x
  2. Step 2: Convert to fraction form
    38,664.28/53,386.86 = 29,697.58/x
  3. Step 3: Cross multiply
    38,664.28x = 53,386.86 × 29,697.58
  4. Step 4: Simplify right side
    38,664.28x = 1,585,460,545.80
  5. Step 5: Solve for x
    x = 1,585,460,545.80/38,664.28
  6. Step 6: Final answer
    x = 41,005.82

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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.