Home / 47,887.18-66,085.81-26,378.48

Finding the Fourth Proportional to 47,887.18, 66,085.81 and 26,378.48

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Solution

The fourth proportional to 47,887.18, 66,085.81 and 26,378.48 is: 36,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,887.18 : 66,085.81 = 26,378.48 : x
  2. Step 2: Convert to fraction form
    47,887.18/66,085.81 = 26,378.48/x
  3. Step 3: Cross multiply
    47,887.18x = 66,085.81 × 26,378.48
  4. Step 4: Simplify right side
    47,887.18x = 1,743,243,316.64
  5. Step 5: Solve for x
    x = 1,743,243,316.64/47,887.18
  6. Step 6: Final answer
    x = 36,403.13

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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.