Home / 23,069.08-31,837.04-12,998.64

Finding the Fourth Proportional to 23,069.08, 31,837.04 and 12,998.64

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Solution

The fourth proportional to 23,069.08, 31,837.04 and 12,998.64 is: 17,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,069.08 : 31,837.04 = 12,998.64 : x
  2. Step 2: Convert to fraction form
    23,069.08/31,837.04 = 12,998.64/x
  3. Step 3: Cross multiply
    23,069.08x = 31,837.04 × 12,998.64
  4. Step 4: Simplify right side
    23,069.08x = 413,838,221.63
  5. Step 5: Solve for x
    x = 413,838,221.63/23,069.08
  6. Step 6: Final answer
    x = 17,939.09

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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.