Home / 16,272.81-22,476.02-12,292.47

Finding the Fourth Proportional to 16,272.81, 22,476.02 and 12,292.47

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Solution

The fourth proportional to 16,272.81, 22,476.02 and 12,292.47 is: 16,978.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.81 : 22,476.02 = 12,292.47 : x
  2. Step 2: Convert to fraction form
    16,272.81/22,476.02 = 12,292.47/x
  3. Step 3: Cross multiply
    16,272.81x = 22,476.02 × 12,292.47
  4. Step 4: Simplify right side
    16,272.81x = 276,285,740.11
  5. Step 5: Solve for x
    x = 276,285,740.11/16,272.81
  6. Step 6: Final answer
    x = 16,978.37

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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.