Home / 67,048.02-100,572.03-17,128.23

Finding the Fourth Proportional to 67,048.02, 100,572.03 and 17,128.23

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Solution

The fourth proportional to 67,048.02, 100,572.03 and 17,128.23 is: 25,692.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,048.02 : 100,572.03 = 17,128.23 : x
  2. Step 2: Convert to fraction form
    67,048.02/100,572.03 = 17,128.23/x
  3. Step 3: Cross multiply
    67,048.02x = 100,572.03 × 17,128.23
  4. Step 4: Simplify right side
    67,048.02x = 1,722,620,484.26
  5. Step 5: Solve for x
    x = 1,722,620,484.26/67,048.02
  6. Step 6: Final answer
    x = 25,692.34

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1.5x scale

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.