Home / 30,508.02-45,769.92-17,868.46

Finding the Fourth Proportional to 30,508.02, 45,769.92 and 17,868.46

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Solution

The fourth proportional to 30,508.02, 45,769.92 and 17,868.46 is: 26,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,508.02 : 45,769.92 = 17,868.46 : x
  2. Step 2: Convert to fraction form
    30,508.02/45,769.92 = 17,868.46/x
  3. Step 3: Cross multiply
    30,508.02x = 45,769.92 × 17,868.46
  4. Step 4: Simplify right side
    30,508.02x = 817,837,984.72
  5. Step 5: Solve for x
    x = 817,837,984.72/30,508.02
  6. Step 6: Final answer
    x = 26,807.31

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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.