Home / 45,432.46-68,159.67-14,267.71

Finding the Fourth Proportional to 45,432.46, 68,159.67 and 14,267.71

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Solution

The fourth proportional to 45,432.46, 68,159.67 and 14,267.71 is: 21,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,432.46 : 68,159.67 = 14,267.71 : x
  2. Step 2: Convert to fraction form
    45,432.46/68,159.67 = 14,267.71/x
  3. Step 3: Cross multiply
    45,432.46x = 68,159.67 × 14,267.71
  4. Step 4: Simplify right side
    45,432.46x = 972,482,405.26
  5. Step 5: Solve for x
    x = 972,482,405.26/45,432.46
  6. Step 6: Final answer
    x = 21,405.01

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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.