Home / 38,516.76-53,154.02-22,612.68

Finding the Fourth Proportional to 38,516.76, 53,154.02 and 22,612.68

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Solution

The fourth proportional to 38,516.76, 53,154.02 and 22,612.68 is: 31,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,516.76 : 53,154.02 = 22,612.68 : x
  2. Step 2: Convert to fraction form
    38,516.76/53,154.02 = 22,612.68/x
  3. Step 3: Cross multiply
    38,516.76x = 53,154.02 × 22,612.68
  4. Step 4: Simplify right side
    38,516.76x = 1,201,954,844.97
  5. Step 5: Solve for x
    x = 1,201,954,844.97/38,516.76
  6. Step 6: Final answer
    x = 31,206.02

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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.