Home / 28,983.08-40,002.90-17,656.32

Finding the Fourth Proportional to 28,983.08, 40,002.90 and 17,656.32

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Solution

The fourth proportional to 28,983.08, 40,002.90 and 17,656.32 is: 24,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983.08 : 40,002.90 = 17,656.32 : x
  2. Step 2: Convert to fraction form
    28,983.08/40,002.90 = 17,656.32/x
  3. Step 3: Cross multiply
    28,983.08x = 40,002.90 × 17,656.32
  4. Step 4: Simplify right side
    28,983.08x = 706,304,003.33
  5. Step 5: Solve for x
    x = 706,304,003.33/28,983.08
  6. Step 6: Final answer
    x = 24,369.53

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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.