Home / 25,244.88-34,851.84-15,175.76

Finding the Fourth Proportional to 25,244.88, 34,851.84 and 15,175.76

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Solution

The fourth proportional to 25,244.88, 34,851.84 and 15,175.76 is: 20,950.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,244.88 : 34,851.84 = 15,175.76 : x
  2. Step 2: Convert to fraction form
    25,244.88/34,851.84 = 15,175.76/x
  3. Step 3: Cross multiply
    25,244.88x = 34,851.84 × 15,175.76
  4. Step 4: Simplify right side
    25,244.88x = 528,903,159.40
  5. Step 5: Solve for x
    x = 528,903,159.40/25,244.88
  6. Step 6: Final answer
    x = 20,950.91

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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.