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Finding the Fourth Proportional to 52,599.26, 78,899.59 and 17,538.93

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Solution

The fourth proportional to 52,599.26, 78,899.59 and 17,538.93 is: 26,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,599.26 : 78,899.59 = 17,538.93 : x
  2. Step 2: Convert to fraction form
    52,599.26/78,899.59 = 17,538.93/x
  3. Step 3: Cross multiply
    52,599.26x = 78,899.59 × 17,538.93
  4. Step 4: Simplify right side
    52,599.26x = 1,383,814,386.04
  5. Step 5: Solve for x
    x = 1,383,814,386.04/52,599.26
  6. Step 6: Final answer
    x = 26,308.63

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1.5x scale

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.