Home / 43,325.21-64,959.01-15,619.61

Finding the Fourth Proportional to 43,325.21, 64,959.01 and 15,619.61

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Solution

The fourth proportional to 43,325.21, 64,959.01 and 15,619.61 is: 23,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,325.21 : 64,959.01 = 15,619.61 : x
  2. Step 2: Convert to fraction form
    43,325.21/64,959.01 = 15,619.61/x
  3. Step 3: Cross multiply
    43,325.21x = 64,959.01 × 15,619.61
  4. Step 4: Simplify right side
    43,325.21x = 1,014,634,402.19
  5. Step 5: Solve for x
    x = 1,014,634,402.19/43,325.21
  6. Step 6: Final answer
    x = 23,419.03

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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.