Home / 29,392.80-40,562.36-15,964.16

Finding the Fourth Proportional to 29,392.80, 40,562.36 and 15,964.16

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Solution

The fourth proportional to 29,392.80, 40,562.36 and 15,964.16 is: 22,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,392.80 : 40,562.36 = 15,964.16 : x
  2. Step 2: Convert to fraction form
    29,392.80/40,562.36 = 15,964.16/x
  3. Step 3: Cross multiply
    29,392.80x = 40,562.36 × 15,964.16
  4. Step 4: Simplify right side
    29,392.80x = 647,544,005.02
  5. Step 5: Solve for x
    x = 647,544,005.02/29,392.80
  6. Step 6: Final answer
    x = 22,030.70

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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.