Home / 31,294.15-46,911.45-11,557.69

Finding the Fourth Proportional to 31,294.15, 46,911.45 and 11,557.69

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Solution

The fourth proportional to 31,294.15, 46,911.45 and 11,557.69 is: 17,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,294.15 : 46,911.45 = 11,557.69 : x
  2. Step 2: Convert to fraction form
    31,294.15/46,911.45 = 11,557.69/x
  3. Step 3: Cross multiply
    31,294.15x = 46,911.45 × 11,557.69
  4. Step 4: Simplify right side
    31,294.15x = 542,187,922.61
  5. Step 5: Solve for x
    x = 542,187,922.61/31,294.15
  6. Step 6: Final answer
    x = 17,325.54

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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.