Home / 31,368.30-47,040.19-11,373.04

Finding the Fourth Proportional to 31,368.30, 47,040.19 and 11,373.04

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Solution

The fourth proportional to 31,368.30, 47,040.19 and 11,373.04 is: 17,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,368.30 : 47,040.19 = 11,373.04 : x
  2. Step 2: Convert to fraction form
    31,368.30/47,040.19 = 11,373.04/x
  3. Step 3: Cross multiply
    31,368.30x = 47,040.19 × 11,373.04
  4. Step 4: Simplify right side
    31,368.30x = 534,989,992.85
  5. Step 5: Solve for x
    x = 534,989,992.85/31,368.30
  6. Step 6: Final answer
    x = 17,055.12

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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.