Home / 22,932.81-31,633.85-14,421.45

Finding the Fourth Proportional to 22,932.81, 31,633.85 and 14,421.45

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Solution

The fourth proportional to 22,932.81, 31,633.85 and 14,421.45 is: 19,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,932.81 : 31,633.85 = 14,421.45 : x
  2. Step 2: Convert to fraction form
    22,932.81/31,633.85 = 14,421.45/x
  3. Step 3: Cross multiply
    22,932.81x = 31,633.85 × 14,421.45
  4. Step 4: Simplify right side
    22,932.81x = 456,206,022.14
  5. Step 5: Solve for x
    x = 456,206,022.14/22,932.81
  6. Step 6: Final answer
    x = 19,893.16

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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.