Home / 53,335.29-79,994.70-18,266.88

Finding the Fourth Proportional to 53,335.29, 79,994.70 and 18,266.88

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Solution

The fourth proportional to 53,335.29, 79,994.70 and 18,266.88 is: 27,397.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,335.29 : 79,994.70 = 18,266.88 : x
  2. Step 2: Convert to fraction form
    53,335.29/79,994.70 = 18,266.88/x
  3. Step 3: Cross multiply
    53,335.29x = 79,994.70 × 18,266.88
  4. Step 4: Simplify right side
    53,335.29x = 1,461,253,585.54
  5. Step 5: Solve for x
    x = 1,461,253,585.54/53,335.29
  6. Step 6: Final answer
    x = 27,397.50

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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.