Home / 29,331.43-40,510.79-19,883.59

Finding the Fourth Proportional to 29,331.43, 40,510.79 and 19,883.59

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Solution

The fourth proportional to 29,331.43, 40,510.79 and 19,883.59 is: 27,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.43 : 40,510.79 = 19,883.59 : x
  2. Step 2: Convert to fraction form
    29,331.43/40,510.79 = 19,883.59/x
  3. Step 3: Cross multiply
    29,331.43x = 40,510.79 × 19,883.59
  4. Step 4: Simplify right side
    29,331.43x = 805,499,990.50
  5. Step 5: Solve for x
    x = 805,499,990.50/29,331.43
  6. Step 6: Final answer
    x = 27,462.01

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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.