Home / 15,947.80-23,921.70-15,832.60

Finding the Fourth Proportional to 15,947.80, 23,921.70 and 15,832.60

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Solution

The fourth proportional to 15,947.80, 23,921.70 and 15,832.60 is: 23,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.80 : 23,921.70 = 15,832.60 : x
  2. Step 2: Convert to fraction form
    15,947.80/23,921.70 = 15,832.60/x
  3. Step 3: Cross multiply
    15,947.80x = 23,921.70 × 15,832.60
  4. Step 4: Simplify right side
    15,947.80x = 378,742,707.42
  5. Step 5: Solve for x
    x = 378,742,707.42/15,947.80
  6. Step 6: Final answer
    x = 23,748.90

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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.