Home / 23,775.20-35,663.20-8,991.08

Finding the Fourth Proportional to 23,775.20, 35,663.20 and 8,991.08

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Solution

The fourth proportional to 23,775.20, 35,663.20 and 8,991.08 is: 13,486.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.20 : 35,663.20 = 8,991.08 : x
  2. Step 2: Convert to fraction form
    23,775.20/35,663.20 = 8,991.08/x
  3. Step 3: Cross multiply
    23,775.20x = 35,663.20 × 8,991.08
  4. Step 4: Simplify right side
    23,775.20x = 320,650,483.46
  5. Step 5: Solve for x
    x = 320,650,483.46/23,775.20
  6. Step 6: Final answer
    x = 13,486.77

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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.