Home / 25,718.48-38,575.72-10,136.24

Finding the Fourth Proportional to 25,718.48, 38,575.72 and 10,136.24

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Solution

The fourth proportional to 25,718.48, 38,575.72 and 10,136.24 is: 15,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.48 : 38,575.72 = 10,136.24 : x
  2. Step 2: Convert to fraction form
    25,718.48/38,575.72 = 10,136.24/x
  3. Step 3: Cross multiply
    25,718.48x = 38,575.72 × 10,136.24
  4. Step 4: Simplify right side
    25,718.48x = 391,012,756.09
  5. Step 5: Solve for x
    x = 391,012,756.09/25,718.48
  6. Step 6: Final answer
    x = 15,203.57

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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.