Home / 31,029.75-42,807.76-24,288.32

Finding the Fourth Proportional to 31,029.75, 42,807.76 and 24,288.32

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Solution

The fourth proportional to 31,029.75, 42,807.76 and 24,288.32 is: 33,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,029.75 : 42,807.76 = 24,288.32 : x
  2. Step 2: Convert to fraction form
    31,029.75/42,807.76 = 24,288.32/x
  3. Step 3: Cross multiply
    31,029.75x = 42,807.76 × 24,288.32
  4. Step 4: Simplify right side
    31,029.75x = 1,039,728,619.66
  5. Step 5: Solve for x
    x = 1,039,728,619.66/31,029.75
  6. Step 6: Final answer
    x = 33,507.48

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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.