Home / 14,739.18-22,112.76-5,980.20

Finding the Fourth Proportional to 14,739.18, 22,112.76 and 5,980.20

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Solution

The fourth proportional to 14,739.18, 22,112.76 and 5,980.20 is: 8,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.18 : 22,112.76 = 5,980.20 : x
  2. Step 2: Convert to fraction form
    14,739.18/22,112.76 = 5,980.20/x
  3. Step 3: Cross multiply
    14,739.18x = 22,112.76 × 5,980.20
  4. Step 4: Simplify right side
    14,739.18x = 132,238,727.35
  5. Step 5: Solve for x
    x = 132,238,727.35/14,739.18
  6. Step 6: Final answer
    x = 8,971.92

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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.