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Finding the Fourth Proportional to 47,833.80, 71,750.70 and 14,550.90

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Solution

The fourth proportional to 47,833.80, 71,750.70 and 14,550.90 is: 21,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,833.80 : 71,750.70 = 14,550.90 : x
  2. Step 2: Convert to fraction form
    47,833.80/71,750.70 = 14,550.90/x
  3. Step 3: Cross multiply
    47,833.80x = 71,750.70 × 14,550.90
  4. Step 4: Simplify right side
    47,833.80x = 1,044,037,260.63
  5. Step 5: Solve for x
    x = 1,044,037,260.63/47,833.80
  6. Step 6: Final answer
    x = 21,826.35

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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.