Home / 28,754.54-39,680.18-16,008.23

Finding the Fourth Proportional to 28,754.54, 39,680.18 and 16,008.23

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Solution

The fourth proportional to 28,754.54, 39,680.18 and 16,008.23 is: 22,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,754.54 : 39,680.18 = 16,008.23 : x
  2. Step 2: Convert to fraction form
    28,754.54/39,680.18 = 16,008.23/x
  3. Step 3: Cross multiply
    28,754.54x = 39,680.18 × 16,008.23
  4. Step 4: Simplify right side
    28,754.54x = 635,209,527.07
  5. Step 5: Solve for x
    x = 635,209,527.07/28,754.54
  6. Step 6: Final answer
    x = 22,090.75

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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.