Home / 31,510.32-47,216.25-26,811.00

Finding the Fourth Proportional to 31,510.32, 47,216.25 and 26,811.00

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Solution

The fourth proportional to 31,510.32, 47,216.25 and 26,811.00 is: 40,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,510.32 : 47,216.25 = 26,811.00 : x
  2. Step 2: Convert to fraction form
    31,510.32/47,216.25 = 26,811.00/x
  3. Step 3: Cross multiply
    31,510.32x = 47,216.25 × 26,811.00
  4. Step 4: Simplify right side
    31,510.32x = 1,265,914,853.24
  5. Step 5: Solve for x
    x = 1,265,914,853.24/31,510.32
  6. Step 6: Final answer
    x = 40,174.62

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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.