Home / 47,109.93-65,011.23-25,888.74

Finding the Fourth Proportional to 47,109.93, 65,011.23 and 25,888.74

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Solution

The fourth proportional to 47,109.93, 65,011.23 and 25,888.74 is: 35,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109.93 : 65,011.23 = 25,888.74 : x
  2. Step 2: Convert to fraction form
    47,109.93/65,011.23 = 25,888.74/x
  3. Step 3: Cross multiply
    47,109.93x = 65,011.23 × 25,888.74
  4. Step 4: Simplify right side
    47,109.93x = 1,683,058,830.55
  5. Step 5: Solve for x
    x = 1,683,058,830.55/47,109.93
  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.