Home / 19,463.22-26,872.16-14,979.06

Finding the Fourth Proportional to 19,463.22, 26,872.16 and 14,979.06

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Solution

The fourth proportional to 19,463.22, 26,872.16 and 14,979.06 is: 20,681.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,463.22 : 26,872.16 = 14,979.06 : x
  2. Step 2: Convert to fraction form
    19,463.22/26,872.16 = 14,979.06/x
  3. Step 3: Cross multiply
    19,463.22x = 26,872.16 × 14,979.06
  4. Step 4: Simplify right side
    19,463.22x = 402,519,622.07
  5. Step 5: Solve for x
    x = 402,519,622.07/19,463.22
  6. Step 6: Final answer
    x = 20,681.04

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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.