Home / 52,459.26-78,671.85-17,389.50

Finding the Fourth Proportional to 52,459.26, 78,671.85 and 17,389.50

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Solution

The fourth proportional to 52,459.26, 78,671.85 and 17,389.50 is: 26,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,459.26 : 78,671.85 = 17,389.50 : x
  2. Step 2: Convert to fraction form
    52,459.26/78,671.85 = 17,389.50/x
  3. Step 3: Cross multiply
    52,459.26x = 78,671.85 × 17,389.50
  4. Step 4: Simplify right side
    52,459.26x = 1,368,064,135.58
  5. Step 5: Solve for x
    x = 1,368,064,135.58/52,459.26
  6. Step 6: Final answer
    x = 26,078.60

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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.