Home / 16,685.13-23,031.24-9,614.37

Finding the Fourth Proportional to 16,685.13, 23,031.24 and 9,614.37

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Solution

The fourth proportional to 16,685.13, 23,031.24 and 9,614.37 is: 13,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685.13 : 23,031.24 = 9,614.37 : x
  2. Step 2: Convert to fraction form
    16,685.13/23,031.24 = 9,614.37/x
  3. Step 3: Cross multiply
    16,685.13x = 23,031.24 × 9,614.37
  4. Step 4: Simplify right side
    16,685.13x = 221,430,862.92
  5. Step 5: Solve for x
    x = 221,430,862.92/16,685.13
  6. Step 6: Final answer
    x = 13,271.15

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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.