Home / 14,316.26-19,742.81-10,959.21

Finding the Fourth Proportional to 14,316.26, 19,742.81 and 10,959.21

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Solution

The fourth proportional to 14,316.26, 19,742.81 and 10,959.21 is: 15,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.26 : 19,742.81 = 10,959.21 : x
  2. Step 2: Convert to fraction form
    14,316.26/19,742.81 = 10,959.21/x
  3. Step 3: Cross multiply
    14,316.26x = 19,742.81 × 10,959.21
  4. Step 4: Simplify right side
    14,316.26x = 216,365,545.98
  5. Step 5: Solve for x
    x = 216,365,545.98/14,316.26
  6. Step 6: Final answer
    x = 15,113.28

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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.