Home / 25,158.09-37,720.58-14,081.13

Finding the Fourth Proportional to 25,158.09, 37,720.58 and 14,081.13

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Solution

The fourth proportional to 25,158.09, 37,720.58 and 14,081.13 is: 21,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.09 : 37,720.58 = 14,081.13 : x
  2. Step 2: Convert to fraction form
    25,158.09/37,720.58 = 14,081.13/x
  3. Step 3: Cross multiply
    25,158.09x = 37,720.58 × 14,081.13
  4. Step 4: Simplify right side
    25,158.09x = 531,148,320.25
  5. Step 5: Solve for x
    x = 531,148,320.25/25,158.09
  6. Step 6: Final answer
    x = 21,112.43

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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.