Home / 33,132.92-45,720.02-19,701.58

Finding the Fourth Proportional to 33,132.92, 45,720.02 and 19,701.58

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Solution

The fourth proportional to 33,132.92, 45,720.02 and 19,701.58 is: 27,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,132.92 : 45,720.02 = 19,701.58 : x
  2. Step 2: Convert to fraction form
    33,132.92/45,720.02 = 19,701.58/x
  3. Step 3: Cross multiply
    33,132.92x = 45,720.02 × 19,701.58
  4. Step 4: Simplify right side
    33,132.92x = 900,756,541.49
  5. Step 5: Solve for x
    x = 900,756,541.49/33,132.92
  6. Step 6: Final answer
    x = 27,186.15

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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.