Home / 47,356.21-65,349.66-26,135.20

Finding the Fourth Proportional to 47,356.21, 65,349.66 and 26,135.20

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Solution

The fourth proportional to 47,356.21, 65,349.66 and 26,135.20 is: 36,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,356.21 : 65,349.66 = 26,135.20 : x
  2. Step 2: Convert to fraction form
    47,356.21/65,349.66 = 26,135.20/x
  3. Step 3: Cross multiply
    47,356.21x = 65,349.66 × 26,135.20
  4. Step 4: Simplify right side
    47,356.21x = 1,707,926,434.03
  5. Step 5: Solve for x
    x = 1,707,926,434.03/47,356.21
  6. Step 6: Final answer
    x = 36,065.52

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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.