Home / 31,437.01-47,148.85-9,244.36

Finding the Fourth Proportional to 31,437.01, 47,148.85 and 9,244.36

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Solution

The fourth proportional to 31,437.01, 47,148.85 and 9,244.36 is: 13,864.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,437.01 : 47,148.85 = 9,244.36 : x
  2. Step 2: Convert to fraction form
    31,437.01/47,148.85 = 9,244.36/x
  3. Step 3: Cross multiply
    31,437.01x = 47,148.85 × 9,244.36
  4. Step 4: Simplify right side
    31,437.01x = 435,860,942.99
  5. Step 5: Solve for x
    x = 435,860,942.99/31,437.01
  6. Step 6: Final answer
    x = 13,864.58

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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.