Home / 38,287.44-57,426.59-10,209.60

Finding the Fourth Proportional to 38,287.44, 57,426.59 and 10,209.60

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Solution

The fourth proportional to 38,287.44, 57,426.59 and 10,209.60 is: 15,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.44 : 57,426.59 = 10,209.60 : x
  2. Step 2: Convert to fraction form
    38,287.44/57,426.59 = 10,209.60/x
  3. Step 3: Cross multiply
    38,287.44x = 57,426.59 × 10,209.60
  4. Step 4: Simplify right side
    38,287.44x = 586,302,513.26
  5. Step 5: Solve for x
    x = 586,302,513.26/38,287.44
  6. Step 6: Final answer
    x = 15,313.18

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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.