Home / 53,554.12-80,275.47-17,989.04

Finding the Fourth Proportional to 53,554.12, 80,275.47 and 17,989.04

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Solution

The fourth proportional to 53,554.12, 80,275.47 and 17,989.04 is: 26,964.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,554.12 : 80,275.47 = 17,989.04 : x
  2. Step 2: Convert to fraction form
    53,554.12/80,275.47 = 17,989.04/x
  3. Step 3: Cross multiply
    53,554.12x = 80,275.47 × 17,989.04
  4. Step 4: Simplify right side
    53,554.12x = 1,444,078,640.85
  5. Step 5: Solve for x
    x = 1,444,078,640.85/53,554.12
  6. Step 6: Final answer
    x = 26,964.85

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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.