Home / 39,411.41-54,446.98-25,831.67

Finding the Fourth Proportional to 39,411.41, 54,446.98 and 25,831.67

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Solution

The fourth proportional to 39,411.41, 54,446.98 and 25,831.67 is: 35,686.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,411.41 : 54,446.98 = 25,831.67 : x
  2. Step 2: Convert to fraction form
    39,411.41/54,446.98 = 25,831.67/x
  3. Step 3: Cross multiply
    39,411.41x = 54,446.98 × 25,831.67
  4. Step 4: Simplify right side
    39,411.41x = 1,406,456,419.86
  5. Step 5: Solve for x
    x = 1,406,456,419.86/39,411.41
  6. Step 6: Final answer
    x = 35,686.53

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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.