Home / 25,330.86-34,940.16-15,252.03

Finding the Fourth Proportional to 25,330.86, 34,940.16 and 15,252.03

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Solution

The fourth proportional to 25,330.86, 34,940.16 and 15,252.03 is: 21,037.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.86 : 34,940.16 = 15,252.03 : x
  2. Step 2: Convert to fraction form
    25,330.86/34,940.16 = 15,252.03/x
  3. Step 3: Cross multiply
    25,330.86x = 34,940.16 × 15,252.03
  4. Step 4: Simplify right side
    25,330.86x = 532,908,368.52
  5. Step 5: Solve for x
    x = 532,908,368.52/25,330.86
  6. Step 6: Final answer
    x = 21,037.91

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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.