Home / 15,839.20-23,746.80-8,053.60

Finding the Fourth Proportional to 15,839.20, 23,746.80 and 8,053.60

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Solution

The fourth proportional to 15,839.20, 23,746.80 and 8,053.60 is: 12,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.20 : 23,746.80 = 8,053.60 : x
  2. Step 2: Convert to fraction form
    15,839.20/23,746.80 = 8,053.60/x
  3. Step 3: Cross multiply
    15,839.20x = 23,746.80 × 8,053.60
  4. Step 4: Simplify right side
    15,839.20x = 191,247,228.48
  5. Step 5: Solve for x
    x = 191,247,228.48/15,839.20
  6. Step 6: Final answer
    x = 12,074.30

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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.