Home / 26,515.38-36,590.40-14,577.60

Finding the Fourth Proportional to 26,515.38, 36,590.40 and 14,577.60

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Solution

The fourth proportional to 26,515.38, 36,590.40 and 14,577.60 is: 20,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.38 : 36,590.40 = 14,577.60 : x
  2. Step 2: Convert to fraction form
    26,515.38/36,590.40 = 14,577.60/x
  3. Step 3: Cross multiply
    26,515.38x = 36,590.40 × 14,577.60
  4. Step 4: Simplify right side
    26,515.38x = 533,400,215.04
  5. Step 5: Solve for x
    x = 533,400,215.04/26,515.38
  6. Step 6: Final answer
    x = 20,116.63

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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.