Home / 28,871.02-39,859.63-27,084.18

Finding the Fourth Proportional to 28,871.02, 39,859.63 and 27,084.18

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Solution

The fourth proportional to 28,871.02, 39,859.63 and 27,084.18 is: 37,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871.02 : 39,859.63 = 27,084.18 : x
  2. Step 2: Convert to fraction form
    28,871.02/39,859.63 = 27,084.18/x
  3. Step 3: Cross multiply
    28,871.02x = 39,859.63 × 27,084.18
  4. Step 4: Simplify right side
    28,871.02x = 1,079,565,393.65
  5. Step 5: Solve for x
    x = 1,079,565,393.65/28,871.02
  6. Step 6: Final answer
    x = 37,392.70

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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.