Home / 47,120.64-65,029.44-25,901.76

Finding the Fourth Proportional to 47,120.64, 65,029.44 and 25,901.76

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Solution

The fourth proportional to 47,120.64, 65,029.44 and 25,901.76 is: 35,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,120.64 : 65,029.44 = 25,901.76 : x
  2. Step 2: Convert to fraction form
    47,120.64/65,029.44 = 25,901.76/x
  3. Step 3: Cross multiply
    47,120.64x = 65,029.44 × 25,901.76
  4. Step 4: Simplify right side
    47,120.64x = 1,684,376,947.81
  5. Step 5: Solve for x
    x = 1,684,376,947.81/47,120.64
  6. Step 6: Final answer
    x = 35,746.05

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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.