Home / 28,877.54-39,851.28-16,941.06

Finding the Fourth Proportional to 28,877.54, 39,851.28 and 16,941.06

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Solution

The fourth proportional to 28,877.54, 39,851.28 and 16,941.06 is: 23,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.54 : 39,851.28 = 16,941.06 : x
  2. Step 2: Convert to fraction form
    28,877.54/39,851.28 = 16,941.06/x
  3. Step 3: Cross multiply
    28,877.54x = 39,851.28 × 16,941.06
  4. Step 4: Simplify right side
    28,877.54x = 675,122,925.56
  5. Step 5: Solve for x
    x = 675,122,925.56/28,877.54
  6. Step 6: Final answer
    x = 23,378.83

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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.