Home / 22,631.32-31,222.65-16,677.19

Finding the Fourth Proportional to 22,631.32, 31,222.65 and 16,677.19

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Solution

The fourth proportional to 22,631.32, 31,222.65 and 16,677.19 is: 23,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631.32 : 31,222.65 = 16,677.19 : x
  2. Step 2: Convert to fraction form
    22,631.32/31,222.65 = 16,677.19/x
  3. Step 3: Cross multiply
    22,631.32x = 31,222.65 × 16,677.19
  4. Step 4: Simplify right side
    22,631.32x = 520,706,066.35
  5. Step 5: Solve for x
    x = 520,706,066.35/22,631.32
  6. Step 6: Final answer
    x = 23,008.21

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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.