Home / 25,715.26-38,559.02-11,667.62

Finding the Fourth Proportional to 25,715.26, 38,559.02 and 11,667.62

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Solution

The fourth proportional to 25,715.26, 38,559.02 and 11,667.62 is: 17,495.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715.26 : 38,559.02 = 11,667.62 : x
  2. Step 2: Convert to fraction form
    25,715.26/38,559.02 = 11,667.62/x
  3. Step 3: Cross multiply
    25,715.26x = 38,559.02 × 11,667.62
  4. Step 4: Simplify right side
    25,715.26x = 449,891,741.80
  5. Step 5: Solve for x
    x = 449,891,741.80/25,715.26
  6. Step 6: Final answer
    x = 17,495.13

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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.