Home / 16,165.02-22,307.64-9,449.28

Finding the Fourth Proportional to 16,165.02, 22,307.64 and 9,449.28

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Solution

The fourth proportional to 16,165.02, 22,307.64 and 9,449.28 is: 13,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,165.02 : 22,307.64 = 9,449.28 : x
  2. Step 2: Convert to fraction form
    16,165.02/22,307.64 = 9,449.28/x
  3. Step 3: Cross multiply
    16,165.02x = 22,307.64 × 9,449.28
  4. Step 4: Simplify right side
    16,165.02x = 210,791,136.50
  5. Step 5: Solve for x
    x = 210,791,136.50/16,165.02
  6. Step 6: Final answer
    x = 13,039.96

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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.