Home / 53,554.25-80,275.66-17,989.18

Finding the Fourth Proportional to 53,554.25, 80,275.66 and 17,989.18

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Solution

The fourth proportional to 53,554.25, 80,275.66 and 17,989.18 is: 26,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,554.25 : 80,275.66 = 17,989.18 : x
  2. Step 2: Convert to fraction form
    53,554.25/80,275.66 = 17,989.18/x
  3. Step 3: Cross multiply
    53,554.25x = 80,275.66 × 17,989.18
  4. Step 4: Simplify right side
    53,554.25x = 1,444,093,051.70
  5. Step 5: Solve for x
    x = 1,444,093,051.70/53,554.25
  6. Step 6: Final answer
    x = 26,965.05

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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.