Home / 48,283.12-66,617.49-28,894.23

Finding the Fourth Proportional to 48,283.12, 66,617.49 and 28,894.23

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Solution

The fourth proportional to 48,283.12, 66,617.49 and 28,894.23 is: 39,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,283.12 : 66,617.49 = 28,894.23 : x
  2. Step 2: Convert to fraction form
    48,283.12/66,617.49 = 28,894.23/x
  3. Step 3: Cross multiply
    48,283.12x = 66,617.49 × 28,894.23
  4. Step 4: Simplify right side
    48,283.12x = 1,924,860,745.00
  5. Step 5: Solve for x
    x = 1,924,860,745.00/48,283.12
  6. Step 6: Final answer
    x = 39,866.12

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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.