Home / 18,454.20-25,466.67-10,070.70

Finding the Fourth Proportional to 18,454.20, 25,466.67 and 10,070.70

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Solution

The fourth proportional to 18,454.20, 25,466.67 and 10,070.70 is: 13,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.20 : 25,466.67 = 10,070.70 : x
  2. Step 2: Convert to fraction form
    18,454.20/25,466.67 = 10,070.70/x
  3. Step 3: Cross multiply
    18,454.20x = 25,466.67 × 10,070.70
  4. Step 4: Simplify right side
    18,454.20x = 256,467,193.57
  5. Step 5: Solve for x
    x = 256,467,193.57/18,454.20
  6. Step 6: Final answer
    x = 13,897.50

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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.