Home / 33,254.01-45,886.38-20,339.76

Finding the Fourth Proportional to 33,254.01, 45,886.38 and 20,339.76

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Solution

The fourth proportional to 33,254.01, 45,886.38 and 20,339.76 is: 28,066.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.01 : 45,886.38 = 20,339.76 : x
  2. Step 2: Convert to fraction form
    33,254.01/45,886.38 = 20,339.76/x
  3. Step 3: Cross multiply
    33,254.01x = 45,886.38 × 20,339.76
  4. Step 4: Simplify right side
    33,254.01x = 933,317,956.47
  5. Step 5: Solve for x
    x = 933,317,956.47/33,254.01
  6. Step 6: Final answer
    x = 28,066.33

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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.