Home / 16,070.86-22,172.70-8,996.32

Finding the Fourth Proportional to 16,070.86, 22,172.70 and 8,996.32

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Solution

The fourth proportional to 16,070.86, 22,172.70 and 8,996.32 is: 12,412.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,070.86 : 22,172.70 = 8,996.32 : x
  2. Step 2: Convert to fraction form
    16,070.86/22,172.70 = 8,996.32/x
  3. Step 3: Cross multiply
    16,070.86x = 22,172.70 × 8,996.32
  4. Step 4: Simplify right side
    16,070.86x = 199,472,704.46
  5. Step 5: Solve for x
    x = 199,472,704.46/16,070.86
  6. Step 6: Final answer
    x = 12,412.07

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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.