Home / 52,010.48-77,968.19-18,722.93

Finding the Fourth Proportional to 52,010.48, 77,968.19 and 18,722.93

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Solution

The fourth proportional to 52,010.48, 77,968.19 and 18,722.93 is: 28,067.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,010.48 : 77,968.19 = 18,722.93 : x
  2. Step 2: Convert to fraction form
    52,010.48/77,968.19 = 18,722.93/x
  3. Step 3: Cross multiply
    52,010.48x = 77,968.19 × 18,722.93
  4. Step 4: Simplify right side
    52,010.48x = 1,459,792,480.14
  5. Step 5: Solve for x
    x = 1,459,792,480.14/52,010.48
  6. Step 6: Final answer
    x = 28,067.28

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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.