Home / 52,400.40-78,551.19-26,080.26

Finding the Fourth Proportional to 52,400.40, 78,551.19 and 26,080.26

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Solution

The fourth proportional to 52,400.40, 78,551.19 and 26,080.26 is: 39,095.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.40 : 78,551.19 = 26,080.26 : x
  2. Step 2: Convert to fraction form
    52,400.40/78,551.19 = 26,080.26/x
  3. Step 3: Cross multiply
    52,400.40x = 78,551.19 × 26,080.26
  4. Step 4: Simplify right side
    52,400.40x = 2,048,635,458.51
  5. Step 5: Solve for x
    x = 2,048,635,458.51/52,400.40
  6. Step 6: Final answer
    x = 39,095.80

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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.