Home / 47,109.21-65,011.04-25,888.42

Finding the Fourth Proportional to 47,109.21, 65,011.04 and 25,888.42

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Solution

The fourth proportional to 47,109.21, 65,011.04 and 25,888.42 is: 35,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109.21 : 65,011.04 = 25,888.42 : x
  2. Step 2: Convert to fraction form
    47,109.21/65,011.04 = 25,888.42/x
  3. Step 3: Cross multiply
    47,109.21x = 65,011.04 × 25,888.42
  4. Step 4: Simplify right side
    47,109.21x = 1,683,033,108.16
  5. Step 5: Solve for x
    x = 1,683,033,108.16/47,109.21
  6. Step 6: Final answer
    x = 35,726.20

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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.