Home / 47,376.19-65,378.74-26,155

Finding the Fourth Proportional to 47,376.19, 65,378.74 and 26,155

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Solution

The fourth proportional to 47,376.19, 65,378.74 and 26,155 is: 36,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376.19 : 65,378.74 = 26,155 : x
  2. Step 2: Convert to fraction form
    47,376.19/65,378.74 = 26,155/x
  3. Step 3: Cross multiply
    47,376.19x = 65,378.74 × 26,155
  4. Step 4: Simplify right side
    47,376.19x = 1,709,980,944.70
  5. Step 5: Solve for x
    x = 1,709,980,944.70/47,376.19
  6. Step 6: Final answer
    x = 36,093.68

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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.