Home / 36,419.34-50,258.64-20,508.93

Finding the Fourth Proportional to 36,419.34, 50,258.64 and 20,508.93

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Solution

The fourth proportional to 36,419.34, 50,258.64 and 20,508.93 is: 28,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419.34 : 50,258.64 = 20,508.93 : x
  2. Step 2: Convert to fraction form
    36,419.34/50,258.64 = 20,508.93/x
  3. Step 3: Cross multiply
    36,419.34x = 50,258.64 × 20,508.93
  4. Step 4: Simplify right side
    36,419.34x = 1,030,750,929.66
  5. Step 5: Solve for x
    x = 1,030,750,929.66/36,419.34
  6. Step 6: Final answer
    x = 28,302.30

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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.