Home / 43,079.93-64,585.04-19,370.12

Finding the Fourth Proportional to 43,079.93, 64,585.04 and 19,370.12

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Solution

The fourth proportional to 43,079.93, 64,585.04 and 19,370.12 is: 29,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,079.93 : 64,585.04 = 19,370.12 : x
  2. Step 2: Convert to fraction form
    43,079.93/64,585.04 = 19,370.12/x
  3. Step 3: Cross multiply
    43,079.93x = 64,585.04 × 19,370.12
  4. Step 4: Simplify right side
    43,079.93x = 1,251,020,184.89
  5. Step 5: Solve for x
    x = 1,251,020,184.89/43,079.93
  6. Step 6: Final answer
    x = 29,039.51

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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.