Home / 16,287.86-22,476.01-9,214.74

Finding the Fourth Proportional to 16,287.86, 22,476.01 and 9,214.74

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Solution

The fourth proportional to 16,287.86, 22,476.01 and 9,214.74 is: 12,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,287.86 : 22,476.01 = 9,214.74 : x
  2. Step 2: Convert to fraction form
    16,287.86/22,476.01 = 9,214.74/x
  3. Step 3: Cross multiply
    16,287.86x = 22,476.01 × 9,214.74
  4. Step 4: Simplify right side
    16,287.86x = 207,110,588.39
  5. Step 5: Solve for x
    x = 207,110,588.39/16,287.86
  6. Step 6: Final answer
    x = 12,715.64

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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.