Home / 38,642.19-57,924.07-21,967.77

Finding the Fourth Proportional to 38,642.19, 57,924.07 and 21,967.77

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Solution

The fourth proportional to 38,642.19, 57,924.07 and 21,967.77 is: 32,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,642.19 : 57,924.07 = 21,967.77 : x
  2. Step 2: Convert to fraction form
    38,642.19/57,924.07 = 21,967.77/x
  3. Step 3: Cross multiply
    38,642.19x = 57,924.07 × 21,967.77
  4. Step 4: Simplify right side
    38,642.19x = 1,272,462,647.22
  5. Step 5: Solve for x
    x = 1,272,462,647.22/38,642.19
  6. Step 6: Final answer
    x = 32,929.36

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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.