Home / 15,320.86-22,975.62-5,457.52

Finding the Fourth Proportional to 15,320.86, 22,975.62 and 5,457.52

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Solution

The fourth proportional to 15,320.86, 22,975.62 and 5,457.52 is: 8,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320.86 : 22,975.62 = 5,457.52 : x
  2. Step 2: Convert to fraction form
    15,320.86/22,975.62 = 5,457.52/x
  3. Step 3: Cross multiply
    15,320.86x = 22,975.62 × 5,457.52
  4. Step 4: Simplify right side
    15,320.86x = 125,389,905.66
  5. Step 5: Solve for x
    x = 125,389,905.66/15,320.86
  6. Step 6: Final answer
    x = 8,184.26

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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.