Home / 43,032.95-64,458.70-19,679.03

Finding the Fourth Proportional to 43,032.95, 64,458.70 and 19,679.03

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Solution

The fourth proportional to 43,032.95, 64,458.70 and 19,679.03 is: 29,477.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,032.95 : 64,458.70 = 19,679.03 : x
  2. Step 2: Convert to fraction form
    43,032.95/64,458.70 = 19,679.03/x
  3. Step 3: Cross multiply
    43,032.95x = 64,458.70 × 19,679.03
  4. Step 4: Simplify right side
    43,032.95x = 1,268,484,691.06
  5. Step 5: Solve for x
    x = 1,268,484,691.06/43,032.95
  6. Step 6: Final answer
    x = 29,477.06

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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.