Home / 40,279.97-60,415.31-10,700.19

Finding the Fourth Proportional to 40,279.97, 60,415.31 and 10,700.19

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Solution

The fourth proportional to 40,279.97, 60,415.31 and 10,700.19 is: 16,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279.97 : 60,415.31 = 10,700.19 : x
  2. Step 2: Convert to fraction form
    40,279.97/60,415.31 = 10,700.19/x
  3. Step 3: Cross multiply
    40,279.97x = 60,415.31 × 10,700.19
  4. Step 4: Simplify right side
    40,279.97x = 646,455,322.66
  5. Step 5: Solve for x
    x = 646,455,322.66/40,279.97
  6. Step 6: Final answer
    x = 16,049.05

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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.