Home / 15,467.72-21,344.29-9,094.58

Finding the Fourth Proportional to 15,467.72, 21,344.29 and 9,094.58

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Solution

The fourth proportional to 15,467.72, 21,344.29 and 9,094.58 is: 12,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,467.72 : 21,344.29 = 9,094.58 : x
  2. Step 2: Convert to fraction form
    15,467.72/21,344.29 = 9,094.58/x
  3. Step 3: Cross multiply
    15,467.72x = 21,344.29 × 9,094.58
  4. Step 4: Simplify right side
    15,467.72x = 194,117,352.95
  5. Step 5: Solve for x
    x = 194,117,352.95/15,467.72
  6. Step 6: Final answer
    x = 12,549.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.