Home / 22,897.84-31,593.12-13,464.64

Finding the Fourth Proportional to 22,897.84, 31,593.12 and 13,464.64

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Solution

The fourth proportional to 22,897.84, 31,593.12 and 13,464.64 is: 18,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,897.84 : 31,593.12 = 13,464.64 : x
  2. Step 2: Convert to fraction form
    22,897.84/31,593.12 = 13,464.64/x
  3. Step 3: Cross multiply
    22,897.84x = 31,593.12 × 13,464.64
  4. Step 4: Simplify right side
    22,897.84x = 425,389,987.28
  5. Step 5: Solve for x
    x = 425,389,987.28/22,897.84
  6. Step 6: Final answer
    x = 18,577.73

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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.