Home / 14,348.68-19,800.31-7,975.06

Finding the Fourth Proportional to 14,348.68, 19,800.31 and 7,975.06

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Solution

The fourth proportional to 14,348.68, 19,800.31 and 7,975.06 is: 11,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.68 : 19,800.31 = 7,975.06 : x
  2. Step 2: Convert to fraction form
    14,348.68/19,800.31 = 7,975.06/x
  3. Step 3: Cross multiply
    14,348.68x = 19,800.31 × 7,975.06
  4. Step 4: Simplify right side
    14,348.68x = 157,908,717.16
  5. Step 5: Solve for x
    x = 157,908,717.16/14,348.68
  6. Step 6: Final answer
    x = 11,005.10

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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.