Home / 45,246.32-67,875.96-14,084.72

Finding the Fourth Proportional to 45,246.32, 67,875.96 and 14,084.72

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Solution

The fourth proportional to 45,246.32, 67,875.96 and 14,084.72 is: 21,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,246.32 : 67,875.96 = 14,084.72 : x
  2. Step 2: Convert to fraction form
    45,246.32/67,875.96 = 14,084.72/x
  3. Step 3: Cross multiply
    45,246.32x = 67,875.96 × 14,084.72
  4. Step 4: Simplify right side
    45,246.32x = 956,013,891.33
  5. Step 5: Solve for x
    x = 956,013,891.33/45,246.32
  6. Step 6: Final answer
    x = 21,129.10

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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.