Home / 18,291.17-25,242.38-10,333.90

Finding the Fourth Proportional to 18,291.17, 25,242.38 and 10,333.90

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Solution

The fourth proportional to 18,291.17, 25,242.38 and 10,333.90 is: 14,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.17 : 25,242.38 = 10,333.90 : x
  2. Step 2: Convert to fraction form
    18,291.17/25,242.38 = 10,333.90/x
  3. Step 3: Cross multiply
    18,291.17x = 25,242.38 × 10,333.90
  4. Step 4: Simplify right side
    18,291.17x = 260,852,378.44
  5. Step 5: Solve for x
    x = 260,852,378.44/18,291.17
  6. Step 6: Final answer
    x = 14,261.11

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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.