Home / 14,260.14-19,686.47-8,884.22

Finding the Fourth Proportional to 14,260.14, 19,686.47 and 8,884.22

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Solution

The fourth proportional to 14,260.14, 19,686.47 and 8,884.22 is: 12,264.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.14 : 19,686.47 = 8,884.22 : x
  2. Step 2: Convert to fraction form
    14,260.14/19,686.47 = 8,884.22/x
  3. Step 3: Cross multiply
    14,260.14x = 19,686.47 × 8,884.22
  4. Step 4: Simplify right side
    14,260.14x = 174,898,935.30
  5. Step 5: Solve for x
    x = 174,898,935.30/14,260.14
  6. Step 6: Final answer
    x = 12,264.88

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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.