Home / 36,148.36-49,885.80-20,232.40

Finding the Fourth Proportional to 36,148.36, 49,885.80 and 20,232.40

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Solution

The fourth proportional to 36,148.36, 49,885.80 and 20,232.40 is: 27,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,148.36 : 49,885.80 = 20,232.40 : x
  2. Step 2: Convert to fraction form
    36,148.36/49,885.80 = 20,232.40/x
  3. Step 3: Cross multiply
    36,148.36x = 49,885.80 × 20,232.40
  4. Step 4: Simplify right side
    36,148.36x = 1,009,309,358.76
  5. Step 5: Solve for x
    x = 1,009,309,358.76/36,148.36
  6. Step 6: Final answer
    x = 27,921.30

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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.