Home / 43,103.04-64,599.76-19,385.22

Finding the Fourth Proportional to 43,103.04, 64,599.76 and 19,385.22

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Solution

The fourth proportional to 43,103.04, 64,599.76 and 19,385.22 is: 29,053.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103.04 : 64,599.76 = 19,385.22 : x
  2. Step 2: Convert to fraction form
    43,103.04/64,599.76 = 19,385.22/x
  3. Step 3: Cross multiply
    43,103.04x = 64,599.76 × 19,385.22
  4. Step 4: Simplify right side
    43,103.04x = 1,252,280,826.03
  5. Step 5: Solve for x
    x = 1,252,280,826.03/43,103.04
  6. Step 6: Final answer
    x = 29,053.19

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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.