Home / 17,933.60-26,888.85-8,573.40

Finding the Fourth Proportional to 17,933.60, 26,888.85 and 8,573.40

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Solution

The fourth proportional to 17,933.60, 26,888.85 and 8,573.40 is: 12,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.60 : 26,888.85 = 8,573.40 : x
  2. Step 2: Convert to fraction form
    17,933.60/26,888.85 = 8,573.40/x
  3. Step 3: Cross multiply
    17,933.60x = 26,888.85 × 8,573.40
  4. Step 4: Simplify right side
    17,933.60x = 230,528,999.57
  5. Step 5: Solve for x
    x = 230,528,999.57/17,933.60
  6. Step 6: Final answer
    x = 12,854.59

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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.