Home / 14,031.27-19,362.63-7,743.51

Finding the Fourth Proportional to 14,031.27, 19,362.63 and 7,743.51

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Solution

The fourth proportional to 14,031.27, 19,362.63 and 7,743.51 is: 10,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.27 : 19,362.63 = 7,743.51 : x
  2. Step 2: Convert to fraction form
    14,031.27/19,362.63 = 7,743.51/x
  3. Step 3: Cross multiply
    14,031.27x = 19,362.63 × 7,743.51
  4. Step 4: Simplify right side
    14,031.27x = 149,934,719.03
  5. Step 5: Solve for x
    x = 149,934,719.03/14,031.27
  6. Step 6: Final answer
    x = 10,685.76

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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.