Home / 47,329.79-65,315.12-26,109.11

Finding the Fourth Proportional to 47,329.79, 65,315.12 and 26,109.11

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Solution

The fourth proportional to 47,329.79, 65,315.12 and 26,109.11 is: 36,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.79 : 65,315.12 = 26,109.11 : x
  2. Step 2: Convert to fraction form
    47,329.79/65,315.12 = 26,109.11/x
  3. Step 3: Cross multiply
    47,329.79x = 65,315.12 × 26,109.11
  4. Step 4: Simplify right side
    47,329.79x = 1,705,319,522.20
  5. Step 5: Solve for x
    x = 1,705,319,522.20/47,329.79
  6. Step 6: Final answer
    x = 36,030.57

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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.