Home / 14,266.80-19,685.01-8,959.68

Finding the Fourth Proportional to 14,266.80, 19,685.01 and 8,959.68

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Solution

The fourth proportional to 14,266.80, 19,685.01 and 8,959.68 is: 12,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.80 : 19,685.01 = 8,959.68 : x
  2. Step 2: Convert to fraction form
    14,266.80/19,685.01 = 8,959.68/x
  3. Step 3: Cross multiply
    14,266.80x = 19,685.01 × 8,959.68
  4. Step 4: Simplify right side
    14,266.80x = 176,371,390.40
  5. Step 5: Solve for x
    x = 176,371,390.40/14,266.80
  6. Step 6: Final answer
    x = 12,362.37

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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.