Home / 34,747.44-47,951.55-18,831.89

Finding the Fourth Proportional to 34,747.44, 47,951.55 and 18,831.89

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Solution

The fourth proportional to 34,747.44, 47,951.55 and 18,831.89 is: 25,988.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.44 : 47,951.55 = 18,831.89 : x
  2. Step 2: Convert to fraction form
    34,747.44/47,951.55 = 18,831.89/x
  3. Step 3: Cross multiply
    34,747.44x = 47,951.55 × 18,831.89
  4. Step 4: Simplify right side
    34,747.44x = 903,018,325.61
  5. Step 5: Solve for x
    x = 903,018,325.61/34,747.44
  6. Step 6: Final answer
    x = 25,988.05

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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.