Home / 16,068.72-22,172.63-9,349.17

Finding the Fourth Proportional to 16,068.72, 22,172.63 and 9,349.17

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Solution

The fourth proportional to 16,068.72, 22,172.63 and 9,349.17 is: 12,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,068.72 : 22,172.63 = 9,349.17 : x
  2. Step 2: Convert to fraction form
    16,068.72/22,172.63 = 9,349.17/x
  3. Step 3: Cross multiply
    16,068.72x = 22,172.63 × 9,349.17
  4. Step 4: Simplify right side
    16,068.72x = 207,295,687.22
  5. Step 5: Solve for x
    x = 207,295,687.22/16,068.72
  6. Step 6: Final answer
    x = 12,900.57

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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.