Home / 47,257.40-65,219.64-26,039.72

Finding the Fourth Proportional to 47,257.40, 65,219.64 and 26,039.72

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Solution

The fourth proportional to 47,257.40, 65,219.64 and 26,039.72 is: 35,937.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,257.40 : 65,219.64 = 26,039.72 : x
  2. Step 2: Convert to fraction form
    47,257.40/65,219.64 = 26,039.72/x
  3. Step 3: Cross multiply
    47,257.40x = 65,219.64 × 26,039.72
  4. Step 4: Simplify right side
    47,257.40x = 1,698,301,164.10
  5. Step 5: Solve for x
    x = 1,698,301,164.10/47,257.40
  6. Step 6: Final answer
    x = 35,937.25

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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.