Home / 31,831.57-47,657.14-26,451.55

Finding the Fourth Proportional to 31,831.57, 47,657.14 and 26,451.55

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Solution

The fourth proportional to 31,831.57, 47,657.14 and 26,451.55 is: 39,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,831.57 : 47,657.14 = 26,451.55 : x
  2. Step 2: Convert to fraction form
    31,831.57/47,657.14 = 26,451.55/x
  3. Step 3: Cross multiply
    31,831.57x = 47,657.14 × 26,451.55
  4. Step 4: Simplify right side
    31,831.57x = 1,260,605,221.57
  5. Step 5: Solve for x
    x = 1,260,605,221.57/31,831.57
  6. Step 6: Final answer
    x = 39,602.36

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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.