Home / 18,239.14-25,170.24-10,281.16

Finding the Fourth Proportional to 18,239.14, 25,170.24 and 10,281.16

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Solution

The fourth proportional to 18,239.14, 25,170.24 and 10,281.16 is: 14,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,239.14 : 25,170.24 = 10,281.16 : x
  2. Step 2: Convert to fraction form
    18,239.14/25,170.24 = 10,281.16/x
  3. Step 3: Cross multiply
    18,239.14x = 25,170.24 × 10,281.16
  4. Step 4: Simplify right side
    18,239.14x = 258,779,264.68
  5. Step 5: Solve for x
    x = 258,779,264.68/18,239.14
  6. Step 6: Final answer
    x = 14,188.13

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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.