Home / 28,665.95-39,561.01-17,335.92

Finding the Fourth Proportional to 28,665.95, 39,561.01 and 17,335.92

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Solution

The fourth proportional to 28,665.95, 39,561.01 and 17,335.92 is: 23,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,665.95 : 39,561.01 = 17,335.92 : x
  2. Step 2: Convert to fraction form
    28,665.95/39,561.01 = 17,335.92/x
  3. Step 3: Cross multiply
    28,665.95x = 39,561.01 × 17,335.92
  4. Step 4: Simplify right side
    28,665.95x = 685,826,609.49
  5. Step 5: Solve for x
    x = 685,826,609.49/28,665.95
  6. Step 6: Final answer
    x = 23,924.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.