Home / 47,154.95-70,726.39-15,557.19

Finding the Fourth Proportional to 47,154.95, 70,726.39 and 15,557.19

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Solution

The fourth proportional to 47,154.95, 70,726.39 and 15,557.19 is: 23,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,154.95 : 70,726.39 = 15,557.19 : x
  2. Step 2: Convert to fraction form
    47,154.95/70,726.39 = 15,557.19/x
  3. Step 3: Cross multiply
    47,154.95x = 70,726.39 × 15,557.19
  4. Step 4: Simplify right side
    47,154.95x = 1,100,304,068.47
  5. Step 5: Solve for x
    x = 1,100,304,068.47/47,154.95
  6. Step 6: Final answer
    x = 23,333.80

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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.