Home / 47,640.24-65,743.02-26,419.32

Finding the Fourth Proportional to 47,640.24, 65,743.02 and 26,419.32

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Solution

The fourth proportional to 47,640.24, 65,743.02 and 26,419.32 is: 36,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,640.24 : 65,743.02 = 26,419.32 : x
  2. Step 2: Convert to fraction form
    47,640.24/65,743.02 = 26,419.32/x
  3. Step 3: Cross multiply
    47,640.24x = 65,743.02 × 26,419.32
  4. Step 4: Simplify right side
    47,640.24x = 1,736,885,883.15
  5. Step 5: Solve for x
    x = 1,736,885,883.15/47,640.24
  6. Step 6: Final answer
    x = 36,458.38

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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.