Home / 14,159.29-21,237.47-4,799.07

Finding the Fourth Proportional to 14,159.29, 21,237.47 and 4,799.07

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Solution

The fourth proportional to 14,159.29, 21,237.47 and 4,799.07 is: 7,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159.29 : 21,237.47 = 4,799.07 : x
  2. Step 2: Convert to fraction form
    14,159.29/21,237.47 = 4,799.07/x
  3. Step 3: Cross multiply
    14,159.29x = 21,237.47 × 4,799.07
  4. Step 4: Simplify right side
    14,159.29x = 101,919,974.97
  5. Step 5: Solve for x
    x = 101,919,974.97/14,159.29
  6. Step 6: Final answer
    x = 7,198.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.