Home / 16,943.80-23,363.48-12,470.16

Finding the Fourth Proportional to 16,943.80, 23,363.48 and 12,470.16

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Solution

The fourth proportional to 16,943.80, 23,363.48 and 12,470.16 is: 17,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.80 : 23,363.48 = 12,470.16 : x
  2. Step 2: Convert to fraction form
    16,943.80/23,363.48 = 12,470.16/x
  3. Step 3: Cross multiply
    16,943.80x = 23,363.48 × 12,470.16
  4. Step 4: Simplify right side
    16,943.80x = 291,346,333.76
  5. Step 5: Solve for x
    x = 291,346,333.76/16,943.80
  6. Step 6: Final answer
    x = 17,194.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.