Home / 14,273.47-19,696.62-7,899.70

Finding the Fourth Proportional to 14,273.47, 19,696.62 and 7,899.70

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Solution

The fourth proportional to 14,273.47, 19,696.62 and 7,899.70 is: 10,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.47 : 19,696.62 = 7,899.70 : x
  2. Step 2: Convert to fraction form
    14,273.47/19,696.62 = 7,899.70/x
  3. Step 3: Cross multiply
    14,273.47x = 19,696.62 × 7,899.70
  4. Step 4: Simplify right side
    14,273.47x = 155,597,417.29
  5. Step 5: Solve for x
    x = 155,597,417.29/14,273.47
  6. Step 6: Final answer
    x = 10,901.17

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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.