Home / 28,587.32-42,829.14-27,965.24

Finding the Fourth Proportional to 28,587.32, 42,829.14 and 27,965.24

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Solution

The fourth proportional to 28,587.32, 42,829.14 and 27,965.24 is: 41,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,587.32 : 42,829.14 = 27,965.24 : x
  2. Step 2: Convert to fraction form
    28,587.32/42,829.14 = 27,965.24/x
  3. Step 3: Cross multiply
    28,587.32x = 42,829.14 × 27,965.24
  4. Step 4: Simplify right side
    28,587.32x = 1,197,727,179.09
  5. Step 5: Solve for x
    x = 1,197,727,179.09/28,587.32
  6. Step 6: Final answer
    x = 41,897.15

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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.