Home / 14,878.62-22,264.61-12,884.18

Finding the Fourth Proportional to 14,878.62, 22,264.61 and 12,884.18

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Solution

The fourth proportional to 14,878.62, 22,264.61 and 12,884.18 is: 19,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.62 : 22,264.61 = 12,884.18 : x
  2. Step 2: Convert to fraction form
    14,878.62/22,264.61 = 12,884.18/x
  3. Step 3: Cross multiply
    14,878.62x = 22,264.61 × 12,884.18
  4. Step 4: Simplify right side
    14,878.62x = 286,861,242.87
  5. Step 5: Solve for x
    x = 286,861,242.87/14,878.62
  6. Step 6: Final answer
    x = 19,280.10

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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.