Home / 15,320.23-22,985.30-7,523.58

Finding the Fourth Proportional to 15,320.23, 22,985.30 and 7,523.58

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Solution

The fourth proportional to 15,320.23, 22,985.30 and 7,523.58 is: 11,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320.23 : 22,985.30 = 7,523.58 : x
  2. Step 2: Convert to fraction form
    15,320.23/22,985.30 = 7,523.58/x
  3. Step 3: Cross multiply
    15,320.23x = 22,985.30 × 7,523.58
  4. Step 4: Simplify right side
    15,320.23x = 172,931,743.37
  5. Step 5: Solve for x
    x = 172,931,743.37/15,320.23
  6. Step 6: Final answer
    x = 11,287.80

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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.