Home / 40,798.08-61,206.84-15,838.74

Finding the Fourth Proportional to 40,798.08, 61,206.84 and 15,838.74

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Solution

The fourth proportional to 40,798.08, 61,206.84 and 15,838.74 is: 23,761.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.08 : 61,206.84 = 15,838.74 : x
  2. Step 2: Convert to fraction form
    40,798.08/61,206.84 = 15,838.74/x
  3. Step 3: Cross multiply
    40,798.08x = 61,206.84 × 15,838.74
  4. Step 4: Simplify right side
    40,798.08x = 969,439,224.98
  5. Step 5: Solve for x
    x = 969,439,224.98/40,798.08
  6. Step 6: Final answer
    x = 23,761.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.