Home / 38,503.57-57,740.76-15,117.25

Finding the Fourth Proportional to 38,503.57, 57,740.76 and 15,117.25

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Solution

The fourth proportional to 38,503.57, 57,740.76 and 15,117.25 is: 22,670.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503.57 : 57,740.76 = 15,117.25 : x
  2. Step 2: Convert to fraction form
    38,503.57/57,740.76 = 15,117.25/x
  3. Step 3: Cross multiply
    38,503.57x = 57,740.76 × 15,117.25
  4. Step 4: Simplify right side
    38,503.57x = 872,881,504.11
  5. Step 5: Solve for x
    x = 872,881,504.11/38,503.57
  6. Step 6: Final answer
    x = 22,670.14

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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.