Home / 35,301.19-48,715.80-20,194.02

Finding the Fourth Proportional to 35,301.19, 48,715.80 and 20,194.02

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Solution

The fourth proportional to 35,301.19, 48,715.80 and 20,194.02 is: 27,867.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,301.19 : 48,715.80 = 20,194.02 : x
  2. Step 2: Convert to fraction form
    35,301.19/48,715.80 = 20,194.02/x
  3. Step 3: Cross multiply
    35,301.19x = 48,715.80 × 20,194.02
  4. Step 4: Simplify right side
    35,301.19x = 983,767,839.52
  5. Step 5: Solve for x
    x = 983,767,839.52/35,301.19
  6. Step 6: Final answer
    x = 27,867.84

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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.