Home / 22,017.60-33,026.40-12,176.10

Finding the Fourth Proportional to 22,017.60, 33,026.40 and 12,176.10

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Solution

The fourth proportional to 22,017.60, 33,026.40 and 12,176.10 is: 18,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.60 : 33,026.40 = 12,176.10 : x
  2. Step 2: Convert to fraction form
    22,017.60/33,026.40 = 12,176.10/x
  3. Step 3: Cross multiply
    22,017.60x = 33,026.40 × 12,176.10
  4. Step 4: Simplify right side
    22,017.60x = 402,132,749.04
  5. Step 5: Solve for x
    x = 402,132,749.04/22,017.60
  6. Step 6: Final answer
    x = 18,264.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.