Home / 15,347.20-23,020.56-7,550.32

Finding the Fourth Proportional to 15,347.20, 23,020.56 and 7,550.32

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Solution

The fourth proportional to 15,347.20, 23,020.56 and 7,550.32 is: 11,325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.20 : 23,020.56 = 7,550.32 : x
  2. Step 2: Convert to fraction form
    15,347.20/23,020.56 = 7,550.32/x
  3. Step 3: Cross multiply
    15,347.20x = 23,020.56 × 7,550.32
  4. Step 4: Simplify right side
    15,347.20x = 173,812,594.58
  5. Step 5: Solve for x
    x = 173,812,594.58/15,347.20
  6. Step 6: Final answer
    x = 11,325.36

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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.