Home / 43,719.12-60,329.28-25,813.20

Finding the Fourth Proportional to 43,719.12, 60,329.28 and 25,813.20

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Solution

The fourth proportional to 43,719.12, 60,329.28 and 25,813.20 is: 35,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,719.12 : 60,329.28 = 25,813.20 : x
  2. Step 2: Convert to fraction form
    43,719.12/60,329.28 = 25,813.20/x
  3. Step 3: Cross multiply
    43,719.12x = 60,329.28 × 25,813.20
  4. Step 4: Simplify right side
    43,719.12x = 1,557,291,770.50
  5. Step 5: Solve for x
    x = 1,557,291,770.50/43,719.12
  6. Step 6: Final answer
    x = 35,620.38

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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.