Home / 32,470.10-44,808.54-18,129.12

Finding the Fourth Proportional to 32,470.10, 44,808.54 and 18,129.12

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Solution

The fourth proportional to 32,470.10, 44,808.54 and 18,129.12 is: 25,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,470.10 : 44,808.54 = 18,129.12 : x
  2. Step 2: Convert to fraction form
    32,470.10/44,808.54 = 18,129.12/x
  3. Step 3: Cross multiply
    32,470.10x = 44,808.54 × 18,129.12
  4. Step 4: Simplify right side
    32,470.10x = 812,339,398.68
  5. Step 5: Solve for x
    x = 812,339,398.68/32,470.10
  6. Step 6: Final answer
    x = 25,018.08

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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.