Home / 53,132.31-79,747.74-26,855.51

Finding the Fourth Proportional to 53,132.31, 79,747.74 and 26,855.51

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Solution

The fourth proportional to 53,132.31, 79,747.74 and 26,855.51 is: 40,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,132.31 : 79,747.74 = 26,855.51 : x
  2. Step 2: Convert to fraction form
    53,132.31/79,747.74 = 26,855.51/x
  3. Step 3: Cross multiply
    53,132.31x = 79,747.74 × 26,855.51
  4. Step 4: Simplify right side
    53,132.31x = 2,141,665,830.31
  5. Step 5: Solve for x
    x = 2,141,665,830.31/53,132.31
  6. Step 6: Final answer
    x = 40,308.16

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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.