Home / 28,292.95-39,044.08-15,546.27

Finding the Fourth Proportional to 28,292.95, 39,044.08 and 15,546.27

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Solution

The fourth proportional to 28,292.95, 39,044.08 and 15,546.27 is: 21,453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,292.95 : 39,044.08 = 15,546.27 : x
  2. Step 2: Convert to fraction form
    28,292.95/39,044.08 = 15,546.27/x
  3. Step 3: Cross multiply
    28,292.95x = 39,044.08 × 15,546.27
  4. Step 4: Simplify right side
    28,292.95x = 606,989,809.58
  5. Step 5: Solve for x
    x = 606,989,809.58/28,292.95
  6. Step 6: Final answer
    x = 21,453.75

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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.