Home / 23,044.08-31,800.96-13,108.08

Finding the Fourth Proportional to 23,044.08, 31,800.96 and 13,108.08

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Solution

The fourth proportional to 23,044.08, 31,800.96 and 13,108.08 is: 18,089.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,044.08 : 31,800.96 = 13,108.08 : x
  2. Step 2: Convert to fraction form
    23,044.08/31,800.96 = 13,108.08/x
  3. Step 3: Cross multiply
    23,044.08x = 31,800.96 × 13,108.08
  4. Step 4: Simplify right side
    23,044.08x = 416,849,527.76
  5. Step 5: Solve for x
    x = 416,849,527.76/23,044.08
  6. Step 6: Final answer
    x = 18,089.22

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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.