Home / 18,134.32-25,026.66-10,068.40

Finding the Fourth Proportional to 18,134.32, 25,026.66 and 10,068.40

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Solution

The fourth proportional to 18,134.32, 25,026.66 and 10,068.40 is: 13,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.32 : 25,026.66 = 10,068.40 : x
  2. Step 2: Convert to fraction form
    18,134.32/25,026.66 = 10,068.40/x
  3. Step 3: Cross multiply
    18,134.32x = 25,026.66 × 10,068.40
  4. Step 4: Simplify right side
    18,134.32x = 251,978,423.54
  5. Step 5: Solve for x
    x = 251,978,423.54/18,134.32
  6. Step 6: Final answer
    x = 13,895.11

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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.