Home / 37,886.39-52,271.62-21,967.66

Finding the Fourth Proportional to 37,886.39, 52,271.62 and 21,967.66

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Solution

The fourth proportional to 37,886.39, 52,271.62 and 21,967.66 is: 30,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,886.39 : 52,271.62 = 21,967.66 : x
  2. Step 2: Convert to fraction form
    37,886.39/52,271.62 = 21,967.66/x
  3. Step 3: Cross multiply
    37,886.39x = 52,271.62 × 21,967.66
  4. Step 4: Simplify right side
    37,886.39x = 1,148,285,175.81
  5. Step 5: Solve for x
    x = 1,148,285,175.81/37,886.39
  6. Step 6: Final answer
    x = 30,308.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.