Home / 38,503.07-57,740.02-15,116.75

Finding the Fourth Proportional to 38,503.07, 57,740.02 and 15,116.75

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Solution

The fourth proportional to 38,503.07, 57,740.02 and 15,116.75 is: 22,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503.07 : 57,740.02 = 15,116.75 : x
  2. Step 2: Convert to fraction form
    38,503.07/57,740.02 = 15,116.75/x
  3. Step 3: Cross multiply
    38,503.07x = 57,740.02 × 15,116.75
  4. Step 4: Simplify right side
    38,503.07x = 872,841,447.34
  5. Step 5: Solve for x
    x = 872,841,447.34/38,503.07
  6. Step 6: Final answer
    x = 22,669.40

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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.