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Finding the Fourth Proportional to 52,655.01, 78,986.59 and 17,594.79

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Solution

The fourth proportional to 52,655.01, 78,986.59 and 17,594.79 is: 26,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,655.01 : 78,986.59 = 17,594.79 : x
  2. Step 2: Convert to fraction form
    52,655.01/78,986.59 = 17,594.79/x
  3. Step 3: Cross multiply
    52,655.01x = 78,986.59 × 17,594.79
  4. Step 4: Simplify right side
    52,655.01x = 1,389,752,068.93
  5. Step 5: Solve for x
    x = 1,389,752,068.93/52,655.01
  6. Step 6: Final answer
    x = 26,393.54

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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.