Home / 32,470.78-44,809.24-18,130.83

Finding the Fourth Proportional to 32,470.78, 44,809.24 and 18,130.83

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Solution

The fourth proportional to 32,470.78, 44,809.24 and 18,130.83 is: 25,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,470.78 : 44,809.24 = 18,130.83 : x
  2. Step 2: Convert to fraction form
    32,470.78/44,809.24 = 18,130.83/x
  3. Step 3: Cross multiply
    32,470.78x = 44,809.24 × 18,130.83
  4. Step 4: Simplify right side
    32,470.78x = 812,428,779.57
  5. Step 5: Solve for x
    x = 812,428,779.57/32,470.78
  6. Step 6: Final answer
    x = 25,020.30

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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.