Home / 28,528.35-42,831.33-16,057.18

Finding the Fourth Proportional to 28,528.35, 42,831.33 and 16,057.18

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Solution

The fourth proportional to 28,528.35, 42,831.33 and 16,057.18 is: 24,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,528.35 : 42,831.33 = 16,057.18 : x
  2. Step 2: Convert to fraction form
    28,528.35/42,831.33 = 16,057.18/x
  3. Step 3: Cross multiply
    28,528.35x = 42,831.33 × 16,057.18
  4. Step 4: Simplify right side
    28,528.35x = 687,750,375.45
  5. Step 5: Solve for x
    x = 687,750,375.45/28,528.35
  6. Step 6: Final answer
    x = 24,107.62

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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.