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Finding the Fourth Proportional to 45,661.80, 63,017.82 and 26,798.52

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Solution

The fourth proportional to 45,661.80, 63,017.82 and 26,798.52 is: 36,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661.80 : 63,017.82 = 26,798.52 : x
  2. Step 2: Convert to fraction form
    45,661.80/63,017.82 = 26,798.52/x
  3. Step 3: Cross multiply
    45,661.80x = 63,017.82 × 26,798.52
  4. Step 4: Simplify right side
    45,661.80x = 1,688,784,309.63
  5. Step 5: Solve for x
    x = 1,688,784,309.63/45,661.80
  6. Step 6: Final answer
    x = 36,984.62

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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.