Home / 37,886.19-56,845.67-20,335.51

Finding the Fourth Proportional to 37,886.19, 56,845.67 and 20,335.51

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Solution

The fourth proportional to 37,886.19, 56,845.67 and 20,335.51 is: 30,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,886.19 : 56,845.67 = 20,335.51 : x
  2. Step 2: Convert to fraction form
    37,886.19/56,845.67 = 20,335.51/x
  3. Step 3: Cross multiply
    37,886.19x = 56,845.67 × 20,335.51
  4. Step 4: Simplify right side
    37,886.19x = 1,155,985,690.74
  5. Step 5: Solve for x
    x = 1,155,985,690.74/37,886.19
  6. Step 6: Final answer
    x = 30,512.06

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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.