Home / 47,378.45-65,382.08-26,157.56

Finding the Fourth Proportional to 47,378.45, 65,382.08 and 26,157.56

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Solution

The fourth proportional to 47,378.45, 65,382.08 and 26,157.56 is: 36,097.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,378.45 : 65,382.08 = 26,157.56 : x
  2. Step 2: Convert to fraction form
    47,378.45/65,382.08 = 26,157.56/x
  3. Step 3: Cross multiply
    47,378.45x = 65,382.08 × 26,157.56
  4. Step 4: Simplify right side
    47,378.45x = 1,710,235,909.37
  5. Step 5: Solve for x
    x = 1,710,235,909.37/47,378.45
  6. Step 6: Final answer
    x = 36,097.34

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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.