Home / 15,285.17-22,911.73-8,612.06

Finding the Fourth Proportional to 15,285.17, 22,911.73 and 8,612.06

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Solution

The fourth proportional to 15,285.17, 22,911.73 and 8,612.06 is: 12,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285.17 : 22,911.73 = 8,612.06 : x
  2. Step 2: Convert to fraction form
    15,285.17/22,911.73 = 8,612.06/x
  3. Step 3: Cross multiply
    15,285.17x = 22,911.73 × 8,612.06
  4. Step 4: Simplify right side
    15,285.17x = 197,317,057.38
  5. Step 5: Solve for x
    x = 197,317,057.38/15,285.17
  6. Step 6: Final answer
    x = 12,909.05

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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.