Home / 15,775.73-23,654.72-5,240.12

Finding the Fourth Proportional to 15,775.73, 23,654.72 and 5,240.12

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Solution

The fourth proportional to 15,775.73, 23,654.72 and 5,240.12 is: 7,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.73 : 23,654.72 = 5,240.12 : x
  2. Step 2: Convert to fraction form
    15,775.73/23,654.72 = 5,240.12/x
  3. Step 3: Cross multiply
    15,775.73x = 23,654.72 × 5,240.12
  4. Step 4: Simplify right side
    15,775.73x = 123,953,466.19
  5. Step 5: Solve for x
    x = 123,953,466.19/15,775.73
  6. Step 6: Final answer
    x = 7,857.22

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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.