Home / 52,287.12-78,435.54-17,227.08

Finding the Fourth Proportional to 52,287.12, 78,435.54 and 17,227.08

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Solution

The fourth proportional to 52,287.12, 78,435.54 and 17,227.08 is: 25,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,287.12 : 78,435.54 = 17,227.08 : x
  2. Step 2: Convert to fraction form
    52,287.12/78,435.54 = 17,227.08/x
  3. Step 3: Cross multiply
    52,287.12x = 78,435.54 × 17,227.08
  4. Step 4: Simplify right side
    52,287.12x = 1,351,215,322.42
  5. Step 5: Solve for x
    x = 1,351,215,322.42/52,287.12
  6. Step 6: Final answer
    x = 25,842.22

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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.