Home / 25,831.73-35,638.62-16,884.40

Finding the Fourth Proportional to 25,831.73, 35,638.62 and 16,884.40

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Solution

The fourth proportional to 25,831.73, 35,638.62 and 16,884.40 is: 23,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831.73 : 35,638.62 = 16,884.40 : x
  2. Step 2: Convert to fraction form
    25,831.73/35,638.62 = 16,884.40/x
  3. Step 3: Cross multiply
    25,831.73x = 35,638.62 × 16,884.40
  4. Step 4: Simplify right side
    25,831.73x = 601,736,715.53
  5. Step 5: Solve for x
    x = 601,736,715.53/25,831.73
  6. Step 6: Final answer
    x = 23,294.48

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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.