Home / 14,271.12-21,395.36-7,244.66

Finding the Fourth Proportional to 14,271.12, 21,395.36 and 7,244.66

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Solution

The fourth proportional to 14,271.12, 21,395.36 and 7,244.66 is: 10,861.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.12 : 21,395.36 = 7,244.66 : x
  2. Step 2: Convert to fraction form
    14,271.12/21,395.36 = 7,244.66/x
  3. Step 3: Cross multiply
    14,271.12x = 21,395.36 × 7,244.66
  4. Step 4: Simplify right side
    14,271.12x = 155,002,108.78
  5. Step 5: Solve for x
    x = 155,002,108.78/14,271.12
  6. Step 6: Final answer
    x = 10,861.24

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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.