Home / 33,275.08-45,918.76-18,168.16

Finding the Fourth Proportional to 33,275.08, 45,918.76 and 18,168.16

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Solution

The fourth proportional to 33,275.08, 45,918.76 and 18,168.16 is: 25,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.08 : 45,918.76 = 18,168.16 : x
  2. Step 2: Convert to fraction form
    33,275.08/45,918.76 = 18,168.16/x
  3. Step 3: Cross multiply
    33,275.08x = 45,918.76 × 18,168.16
  4. Step 4: Simplify right side
    33,275.08x = 834,259,378.68
  5. Step 5: Solve for x
    x = 834,259,378.68/33,275.08
  6. Step 6: Final answer
    x = 25,071.60

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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.