Home / 47,274.46-70,920.12-15,686.41

Finding the Fourth Proportional to 47,274.46, 70,920.12 and 15,686.41

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Solution

The fourth proportional to 47,274.46, 70,920.12 and 15,686.41 is: 23,532.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274.46 : 70,920.12 = 15,686.41 : x
  2. Step 2: Convert to fraction form
    47,274.46/70,920.12 = 15,686.41/x
  3. Step 3: Cross multiply
    47,274.46x = 70,920.12 × 15,686.41
  4. Step 4: Simplify right side
    47,274.46x = 1,112,482,001.14
  5. Step 5: Solve for x
    x = 1,112,482,001.14/47,274.46
  6. Step 6: Final answer
    x = 23,532.41

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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.