Home / 53,219.12-79,805.51-15,260.02

Finding the Fourth Proportional to 53,219.12, 79,805.51 and 15,260.02

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Solution

The fourth proportional to 53,219.12, 79,805.51 and 15,260.02 is: 22,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.12 : 79,805.51 = 15,260.02 : x
  2. Step 2: Convert to fraction form
    53,219.12/79,805.51 = 15,260.02/x
  3. Step 3: Cross multiply
    53,219.12x = 79,805.51 × 15,260.02
  4. Step 4: Simplify right side
    53,219.12x = 1,217,833,402.90
  5. Step 5: Solve for x
    x = 1,217,833,402.90/53,219.12
  6. Step 6: Final answer
    x = 22,883.38

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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.