Home / 23,411.12-32,310.04-13,341.36

Finding the Fourth Proportional to 23,411.12, 32,310.04 and 13,341.36

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Solution

The fourth proportional to 23,411.12, 32,310.04 and 13,341.36 is: 18,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,411.12 : 32,310.04 = 13,341.36 : x
  2. Step 2: Convert to fraction form
    23,411.12/32,310.04 = 13,341.36/x
  3. Step 3: Cross multiply
    23,411.12x = 32,310.04 × 13,341.36
  4. Step 4: Simplify right side
    23,411.12x = 431,059,875.25
  5. Step 5: Solve for x
    x = 431,059,875.25/23,411.12
  6. Step 6: Final answer
    x = 18,412.61

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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.