Home / 14,981.40-22,445.10-8,736.30

Finding the Fourth Proportional to 14,981.40, 22,445.10 and 8,736.30

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Solution

The fourth proportional to 14,981.40, 22,445.10 and 8,736.30 is: 13,088.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.40 : 22,445.10 = 8,736.30 : x
  2. Step 2: Convert to fraction form
    14,981.40/22,445.10 = 8,736.30/x
  3. Step 3: Cross multiply
    14,981.40x = 22,445.10 × 8,736.30
  4. Step 4: Simplify right side
    14,981.40x = 196,087,127.13
  5. Step 5: Solve for x
    x = 196,087,127.13/14,981.40
  6. Step 6: Final answer
    x = 13,088.71

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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.