Home / 83,828.16-125,727.84-24,662.40

Finding the Fourth Proportional to 83,828.16, 125,727.84 and 24,662.40

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Solution

The fourth proportional to 83,828.16, 125,727.84 and 24,662.40 is: 36,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,828.16 : 125,727.84 = 24,662.40 : x
  2. Step 2: Convert to fraction form
    83,828.16/125,727.84 = 24,662.40/x
  3. Step 3: Cross multiply
    83,828.16x = 125,727.84 × 24,662.40
  4. Step 4: Simplify right side
    83,828.16x = 3,100,750,281.22
  5. Step 5: Solve for x
    x = 3,100,750,281.22/83,828.16
  6. Step 6: Final answer
    x = 36,989.36

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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.