Home / 25,831.86-35,638.79-16,884.52

Finding the Fourth Proportional to 25,831.86, 35,638.79 and 16,884.52

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Solution

The fourth proportional to 25,831.86, 35,638.79 and 16,884.52 is: 23,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831.86 : 35,638.79 = 16,884.52 : x
  2. Step 2: Convert to fraction form
    25,831.86/35,638.79 = 16,884.52/x
  3. Step 3: Cross multiply
    25,831.86x = 35,638.79 × 16,884.52
  4. Step 4: Simplify right side
    25,831.86x = 601,743,862.53
  5. Step 5: Solve for x
    x = 601,743,862.53/25,831.86
  6. Step 6: Final answer
    x = 23,294.64

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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.