Home / 43,015.80-64,531.88-14,934.76

Finding the Fourth Proportional to 43,015.80, 64,531.88 and 14,934.76

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Solution

The fourth proportional to 43,015.80, 64,531.88 and 14,934.76 is: 22,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,015.80 : 64,531.88 = 14,934.76 : x
  2. Step 2: Convert to fraction form
    43,015.80/64,531.88 = 14,934.76/x
  3. Step 3: Cross multiply
    43,015.80x = 64,531.88 × 14,934.76
  4. Step 4: Simplify right side
    43,015.80x = 963,768,140.15
  5. Step 5: Solve for x
    x = 963,768,140.15/43,015.80
  6. Step 6: Final answer
    x = 22,404.98

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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.