Home / 28,884.78-39,852.54-16,948.62

Finding the Fourth Proportional to 28,884.78, 39,852.54 and 16,948.62

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Solution

The fourth proportional to 28,884.78, 39,852.54 and 16,948.62 is: 23,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.78 : 39,852.54 = 16,948.62 : x
  2. Step 2: Convert to fraction form
    28,884.78/39,852.54 = 16,948.62/x
  3. Step 3: Cross multiply
    28,884.78x = 39,852.54 × 16,948.62
  4. Step 4: Simplify right side
    28,884.78x = 675,445,556.49
  5. Step 5: Solve for x
    x = 675,445,556.49/28,884.78
  6. Step 6: Final answer
    x = 23,384.13

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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.