Home / 14,722.62-20,315.36-9,952.94

Finding the Fourth Proportional to 14,722.62, 20,315.36 and 9,952.94

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Solution

The fourth proportional to 14,722.62, 20,315.36 and 9,952.94 is: 13,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,722.62 : 20,315.36 = 9,952.94 : x
  2. Step 2: Convert to fraction form
    14,722.62/20,315.36 = 9,952.94/x
  3. Step 3: Cross multiply
    14,722.62x = 20,315.36 × 9,952.94
  4. Step 4: Simplify right side
    14,722.62x = 202,197,457.58
  5. Step 5: Solve for x
    x = 202,197,457.58/14,722.62
  6. Step 6: Final answer
    x = 13,733.80

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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.