Home / 25,307.46-34,922.77-15,239.16

Finding the Fourth Proportional to 25,307.46, 34,922.77 and 15,239.16

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Solution

The fourth proportional to 25,307.46, 34,922.77 and 15,239.16 is: 21,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.46 : 34,922.77 = 15,239.16 : x
  2. Step 2: Convert to fraction form
    25,307.46/34,922.77 = 15,239.16/x
  3. Step 3: Cross multiply
    25,307.46x = 34,922.77 × 15,239.16
  4. Step 4: Simplify right side
    25,307.46x = 532,193,647.13
  5. Step 5: Solve for x
    x = 532,193,647.13/25,307.46
  6. Step 6: Final answer
    x = 21,029.12

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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.