Home / 15,518.72-23,274.24-9,672.32

Finding the Fourth Proportional to 15,518.72, 23,274.24 and 9,672.32

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Solution

The fourth proportional to 15,518.72, 23,274.24 and 9,672.32 is: 14,506.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.72 : 23,274.24 = 9,672.32 : x
  2. Step 2: Convert to fraction form
    15,518.72/23,274.24 = 9,672.32/x
  3. Step 3: Cross multiply
    15,518.72x = 23,274.24 × 9,672.32
  4. Step 4: Simplify right side
    15,518.72x = 225,115,897.04
  5. Step 5: Solve for x
    x = 225,115,897.04/15,518.72
  6. Step 6: Final answer
    x = 14,506.09

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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.