Home / 27,291.07-37,658.63-15,354.15

Finding the Fourth Proportional to 27,291.07, 37,658.63 and 15,354.15

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Solution

The fourth proportional to 27,291.07, 37,658.63 and 15,354.15 is: 21,187.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.07 : 37,658.63 = 15,354.15 : x
  2. Step 2: Convert to fraction form
    27,291.07/37,658.63 = 15,354.15/x
  3. Step 3: Cross multiply
    27,291.07x = 37,658.63 × 15,354.15
  4. Step 4: Simplify right side
    27,291.07x = 578,216,433.42
  5. Step 5: Solve for x
    x = 578,216,433.42/27,291.07
  6. Step 6: Final answer
    x = 21,187.02

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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.