Home / 38,419.02-57,628.80-36,746.10

Finding the Fourth Proportional to 38,419.02, 57,628.80 and 36,746.10

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Solution

The fourth proportional to 38,419.02, 57,628.80 and 36,746.10 is: 55,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,419.02 : 57,628.80 = 36,746.10 : x
  2. Step 2: Convert to fraction form
    38,419.02/57,628.80 = 36,746.10/x
  3. Step 3: Cross multiply
    38,419.02x = 57,628.80 × 36,746.10
  4. Step 4: Simplify right side
    38,419.02x = 2,117,633,647.68
  5. Step 5: Solve for x
    x = 2,117,633,647.68/38,419.02
  6. Step 6: Final answer
    x = 55,119.41

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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.