Home / 31,437.58-47,146.36-10,373.70

Finding the Fourth Proportional to 31,437.58, 47,146.36 and 10,373.70

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Solution

The fourth proportional to 31,437.58, 47,146.36 and 10,373.70 is: 15,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,437.58 : 47,146.36 = 10,373.70 : x
  2. Step 2: Convert to fraction form
    31,437.58/47,146.36 = 10,373.70/x
  3. Step 3: Cross multiply
    31,437.58x = 47,146.36 × 10,373.70
  4. Step 4: Simplify right side
    31,437.58x = 489,082,194.73
  5. Step 5: Solve for x
    x = 489,082,194.73/31,437.58
  6. Step 6: Final answer
    x = 15,557.25

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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.