Home / 47,712.32-65,837.40-26,486.36

Finding the Fourth Proportional to 47,712.32, 65,837.40 and 26,486.36

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Solution

The fourth proportional to 47,712.32, 65,837.40 and 26,486.36 is: 36,548.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,712.32 : 65,837.40 = 26,486.36 : x
  2. Step 2: Convert to fraction form
    47,712.32/65,837.40 = 26,486.36/x
  3. Step 3: Cross multiply
    47,712.32x = 65,837.40 × 26,486.36
  4. Step 4: Simplify right side
    47,712.32x = 1,743,793,077.86
  5. Step 5: Solve for x
    x = 1,743,793,077.86/47,712.32
  6. Step 6: Final answer
    x = 36,548.07

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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.