Home / 14,036.49-19,368.71-8,371.55

Finding the Fourth Proportional to 14,036.49, 19,368.71 and 8,371.55

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Solution

The fourth proportional to 14,036.49, 19,368.71 and 8,371.55 is: 11,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.49 : 19,368.71 = 8,371.55 : x
  2. Step 2: Convert to fraction form
    14,036.49/19,368.71 = 8,371.55/x
  3. Step 3: Cross multiply
    14,036.49x = 19,368.71 × 8,371.55
  4. Step 4: Simplify right side
    14,036.49x = 162,146,124.20
  5. Step 5: Solve for x
    x = 162,146,124.20/14,036.49
  6. Step 6: Final answer
    x = 11,551.76

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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.