Home / 38,428.14-53,025.53-22,517.58

Finding the Fourth Proportional to 38,428.14, 53,025.53 and 22,517.58

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Solution

The fourth proportional to 38,428.14, 53,025.53 and 22,517.58 is: 31,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,428.14 : 53,025.53 = 22,517.58 : x
  2. Step 2: Convert to fraction form
    38,428.14/53,025.53 = 22,517.58/x
  3. Step 3: Cross multiply
    38,428.14x = 53,025.53 × 22,517.58
  4. Step 4: Simplify right side
    38,428.14x = 1,194,006,501.23
  5. Step 5: Solve for x
    x = 1,194,006,501.23/38,428.14
  6. Step 6: Final answer
    x = 31,071.15

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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.