Home / 47,488.07-65,531.23-25,978.93

Finding the Fourth Proportional to 47,488.07, 65,531.23 and 25,978.93

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Solution

The fourth proportional to 47,488.07, 65,531.23 and 25,978.93 is: 35,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,488.07 : 65,531.23 = 25,978.93 : x
  2. Step 2: Convert to fraction form
    47,488.07/65,531.23 = 25,978.93/x
  3. Step 3: Cross multiply
    47,488.07x = 65,531.23 × 25,978.93
  4. Step 4: Simplify right side
    47,488.07x = 1,702,431,008.21
  5. Step 5: Solve for x
    x = 1,702,431,008.21/47,488.07
  6. Step 6: Final answer
    x = 35,849.65

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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.