Home / 53,293.28-79,947.81-17,742.98

Finding the Fourth Proportional to 53,293.28, 79,947.81 and 17,742.98

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Solution

The fourth proportional to 53,293.28, 79,947.81 and 17,742.98 is: 26,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,293.28 : 79,947.81 = 17,742.98 : x
  2. Step 2: Convert to fraction form
    53,293.28/79,947.81 = 17,742.98/x
  3. Step 3: Cross multiply
    53,293.28x = 79,947.81 × 17,742.98
  4. Step 4: Simplify right side
    53,293.28x = 1,418,512,305.16
  5. Step 5: Solve for x
    x = 1,418,512,305.16/53,293.28
  6. Step 6: Final answer
    x = 26,617.10

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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.