Home / 14,126.02-21,200.70-7,108.04

Finding the Fourth Proportional to 14,126.02, 21,200.70 and 7,108.04

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Solution

The fourth proportional to 14,126.02, 21,200.70 and 7,108.04 is: 10,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.02 : 21,200.70 = 7,108.04 : x
  2. Step 2: Convert to fraction form
    14,126.02/21,200.70 = 7,108.04/x
  3. Step 3: Cross multiply
    14,126.02x = 21,200.70 × 7,108.04
  4. Step 4: Simplify right side
    14,126.02x = 150,695,423.63
  5. Step 5: Solve for x
    x = 150,695,423.63/14,126.02
  6. Step 6: Final answer
    x = 10,667.93

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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.