Home / 35,417.20-53,132.20-17,842.80

Finding the Fourth Proportional to 35,417.20, 53,132.20 and 17,842.80

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Solution

The fourth proportional to 35,417.20, 53,132.20 and 17,842.80 is: 26,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,417.20 : 53,132.20 = 17,842.80 : x
  2. Step 2: Convert to fraction form
    35,417.20/53,132.20 = 17,842.80/x
  3. Step 3: Cross multiply
    35,417.20x = 53,132.20 × 17,842.80
  4. Step 4: Simplify right side
    35,417.20x = 948,027,218.16
  5. Step 5: Solve for x
    x = 948,027,218.16/35,417.20
  6. Step 6: Final answer
    x = 26,767.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.