Home / 16,898.26-23,311.84-10,931.85

Finding the Fourth Proportional to 16,898.26, 23,311.84 and 10,931.85

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Solution

The fourth proportional to 16,898.26, 23,311.84 and 10,931.85 is: 15,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.26 : 23,311.84 = 10,931.85 : x
  2. Step 2: Convert to fraction form
    16,898.26/23,311.84 = 10,931.85/x
  3. Step 3: Cross multiply
    16,898.26x = 23,311.84 × 10,931.85
  4. Step 4: Simplify right side
    16,898.26x = 254,841,538.10
  5. Step 5: Solve for x
    x = 254,841,538.10/16,898.26
  6. Step 6: Final answer
    x = 15,080.93

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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.