Home / 16,984.10-23,434.26-9,813.98

Finding the Fourth Proportional to 16,984.10, 23,434.26 and 9,813.98

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Solution

The fourth proportional to 16,984.10, 23,434.26 and 9,813.98 is: 13,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,984.10 : 23,434.26 = 9,813.98 : x
  2. Step 2: Convert to fraction form
    16,984.10/23,434.26 = 9,813.98/x
  3. Step 3: Cross multiply
    16,984.10x = 23,434.26 × 9,813.98
  4. Step 4: Simplify right side
    16,984.10x = 229,983,358.95
  5. Step 5: Solve for x
    x = 229,983,358.95/16,984.10
  6. Step 6: Final answer
    x = 13,541.10

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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.