Home / 31,460.24-47,188.82-11,737.28

Finding the Fourth Proportional to 31,460.24, 47,188.82 and 11,737.28

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Solution

The fourth proportional to 31,460.24, 47,188.82 and 11,737.28 is: 17,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460.24 : 47,188.82 = 11,737.28 : x
  2. Step 2: Convert to fraction form
    31,460.24/47,188.82 = 11,737.28/x
  3. Step 3: Cross multiply
    31,460.24x = 47,188.82 × 11,737.28
  4. Step 4: Simplify right side
    31,460.24x = 553,868,393.21
  5. Step 5: Solve for x
    x = 553,868,393.21/31,460.24
  6. Step 6: Final answer
    x = 17,605.35

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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.