Home / 25,252.50-34,844.34-15,178.50

Finding the Fourth Proportional to 25,252.50, 34,844.34 and 15,178.50

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Solution

The fourth proportional to 25,252.50, 34,844.34 and 15,178.50 is: 20,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,252.50 : 34,844.34 = 15,178.50 : x
  2. Step 2: Convert to fraction form
    25,252.50/34,844.34 = 15,178.50/x
  3. Step 3: Cross multiply
    25,252.50x = 34,844.34 × 15,178.50
  4. Step 4: Simplify right side
    25,252.50x = 528,884,814.69
  5. Step 5: Solve for x
    x = 528,884,814.69/25,252.50
  6. Step 6: Final answer
    x = 20,943.86

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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.