Home / 17,897.72-24,690.24-10,722.80

Finding the Fourth Proportional to 17,897.72, 24,690.24 and 10,722.80

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Solution

The fourth proportional to 17,897.72, 24,690.24 and 10,722.80 is: 14,792.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,897.72 : 24,690.24 = 10,722.80 : x
  2. Step 2: Convert to fraction form
    17,897.72/24,690.24 = 10,722.80/x
  3. Step 3: Cross multiply
    17,897.72x = 24,690.24 × 10,722.80
  4. Step 4: Simplify right side
    17,897.72x = 264,748,505.47
  5. Step 5: Solve for x
    x = 264,748,505.47/17,897.72
  6. Step 6: Final answer
    x = 14,792.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.