Home / 29,223.60-40,329-16,648.08

Finding the Fourth Proportional to 29,223.60, 40,329 and 16,648.08

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Solution

The fourth proportional to 29,223.60, 40,329 and 16,648.08 is: 22,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,223.60 : 40,329 = 16,648.08 : x
  2. Step 2: Convert to fraction form
    29,223.60/40,329 = 16,648.08/x
  3. Step 3: Cross multiply
    29,223.60x = 40,329 × 16,648.08
  4. Step 4: Simplify right side
    29,223.60x = 671,400,418.32
  5. Step 5: Solve for x
    x = 671,400,418.32/29,223.60
  6. Step 6: Final answer
    x = 22,974.60

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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.