Home / 16,748.90-23,113.92-9,480.40

Finding the Fourth Proportional to 16,748.90, 23,113.92 and 9,480.40

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Solution

The fourth proportional to 16,748.90, 23,113.92 and 9,480.40 is: 13,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.90 : 23,113.92 = 9,480.40 : x
  2. Step 2: Convert to fraction form
    16,748.90/23,113.92 = 9,480.40/x
  3. Step 3: Cross multiply
    16,748.90x = 23,113.92 × 9,480.40
  4. Step 4: Simplify right side
    16,748.90x = 219,129,207.17
  5. Step 5: Solve for x
    x = 219,129,207.17/16,748.90
  6. Step 6: Final answer
    x = 13,083.20

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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.