Home / 14,278.98-19,711.17-10,743.06

Finding the Fourth Proportional to 14,278.98, 19,711.17 and 10,743.06

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Solution

The fourth proportional to 14,278.98, 19,711.17 and 10,743.06 is: 14,830.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278.98 : 19,711.17 = 10,743.06 : x
  2. Step 2: Convert to fraction form
    14,278.98/19,711.17 = 10,743.06/x
  3. Step 3: Cross multiply
    14,278.98x = 19,711.17 × 10,743.06
  4. Step 4: Simplify right side
    14,278.98x = 211,758,281.98
  5. Step 5: Solve for x
    x = 211,758,281.98/14,278.98
  6. Step 6: Final answer
    x = 14,830.07

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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.