Home / 15,090.03-22,631.54-5,731.02

Finding the Fourth Proportional to 15,090.03, 22,631.54 and 5,731.02

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Solution

The fourth proportional to 15,090.03, 22,631.54 and 5,731.02 is: 8,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090.03 : 22,631.54 = 5,731.02 : x
  2. Step 2: Convert to fraction form
    15,090.03/22,631.54 = 5,731.02/x
  3. Step 3: Cross multiply
    15,090.03x = 22,631.54 × 5,731.02
  4. Step 4: Simplify right side
    15,090.03x = 129,701,779.72
  5. Step 5: Solve for x
    x = 129,701,779.72/15,090.03
  6. Step 6: Final answer
    x = 8,595.20

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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.