Home / 28,166.13-42,265.60-10,637.33

Finding the Fourth Proportional to 28,166.13, 42,265.60 and 10,637.33

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Solution

The fourth proportional to 28,166.13, 42,265.60 and 10,637.33 is: 15,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,166.13 : 42,265.60 = 10,637.33 : x
  2. Step 2: Convert to fraction form
    28,166.13/42,265.60 = 10,637.33/x
  3. Step 3: Cross multiply
    28,166.13x = 42,265.60 × 10,637.33
  4. Step 4: Simplify right side
    28,166.13x = 449,592,896.93
  5. Step 5: Solve for x
    x = 449,592,896.93/28,166.13
  6. Step 6: Final answer
    x = 15,962.18

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1.5x scale

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.