Home / 43,277.46-64,924.20-13,702.74

Finding the Fourth Proportional to 43,277.46, 64,924.20 and 13,702.74

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Solution

The fourth proportional to 43,277.46, 64,924.20 and 13,702.74 is: 20,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,277.46 : 64,924.20 = 13,702.74 : x
  2. Step 2: Convert to fraction form
    43,277.46/64,924.20 = 13,702.74/x
  3. Step 3: Cross multiply
    43,277.46x = 64,924.20 × 13,702.74
  4. Step 4: Simplify right side
    43,277.46x = 889,639,432.31
  5. Step 5: Solve for x
    x = 889,639,432.31/43,277.46
  6. Step 6: Final answer
    x = 20,556.65

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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.