Home / 15,384.54-23,079.90-5,524.59

Finding the Fourth Proportional to 15,384.54, 23,079.90 and 5,524.59

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Solution

The fourth proportional to 15,384.54, 23,079.90 and 5,524.59 is: 8,287.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384.54 : 23,079.90 = 5,524.59 : x
  2. Step 2: Convert to fraction form
    15,384.54/23,079.90 = 5,524.59/x
  3. Step 3: Cross multiply
    15,384.54x = 23,079.90 × 5,524.59
  4. Step 4: Simplify right side
    15,384.54x = 127,506,984.74
  5. Step 5: Solve for x
    x = 127,506,984.74/15,384.54
  6. Step 6: Final answer
    x = 8,287.99

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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.