Home / 22,823.64-31,505.76-14,872.68

Finding the Fourth Proportional to 22,823.64, 31,505.76 and 14,872.68

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Solution

The fourth proportional to 22,823.64, 31,505.76 and 14,872.68 is: 20,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,823.64 : 31,505.76 = 14,872.68 : x
  2. Step 2: Convert to fraction form
    22,823.64/31,505.76 = 14,872.68/x
  3. Step 3: Cross multiply
    22,823.64x = 31,505.76 × 14,872.68
  4. Step 4: Simplify right side
    22,823.64x = 468,575,086.64
  5. Step 5: Solve for x
    x = 468,575,086.64/22,823.64
  6. Step 6: Final answer
    x = 20,530.25

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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.