Home / 31,366.12-47,047.02-14,702.80

Finding the Fourth Proportional to 31,366.12, 47,047.02 and 14,702.80

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Solution

The fourth proportional to 31,366.12, 47,047.02 and 14,702.80 is: 22,053.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,366.12 : 47,047.02 = 14,702.80 : x
  2. Step 2: Convert to fraction form
    31,366.12/47,047.02 = 14,702.80/x
  3. Step 3: Cross multiply
    31,366.12x = 47,047.02 × 14,702.80
  4. Step 4: Simplify right side
    31,366.12x = 691,722,925.66
  5. Step 5: Solve for x
    x = 691,722,925.66/31,366.12
  6. Step 6: Final answer
    x = 22,053.19

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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.