Home / 31,442.84-47,164.78-25,173.80

Finding the Fourth Proportional to 31,442.84, 47,164.78 and 25,173.80

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Solution

The fourth proportional to 31,442.84, 47,164.78 and 25,173.80 is: 37,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,442.84 : 47,164.78 = 25,173.80 : x
  2. Step 2: Convert to fraction form
    31,442.84/47,164.78 = 25,173.80/x
  3. Step 3: Cross multiply
    31,442.84x = 47,164.78 × 25,173.80
  4. Step 4: Simplify right side
    31,442.84x = 1,187,316,738.76
  5. Step 5: Solve for x
    x = 1,187,316,738.76/31,442.84
  6. Step 6: Final answer
    x = 37,761.12

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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.