Home / 14,356.98-19,806.12-10,371.78

Finding the Fourth Proportional to 14,356.98, 19,806.12 and 10,371.78

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Solution

The fourth proportional to 14,356.98, 19,806.12 and 10,371.78 is: 14,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,356.98 : 19,806.12 = 10,371.78 : x
  2. Step 2: Convert to fraction form
    14,356.98/19,806.12 = 10,371.78/x
  3. Step 3: Cross multiply
    14,356.98x = 19,806.12 × 10,371.78
  4. Step 4: Simplify right side
    14,356.98x = 205,424,719.29
  5. Step 5: Solve for x
    x = 205,424,719.29/14,356.98
  6. Step 6: Final answer
    x = 14,308.35

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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.