Home / 23,069.42-31,835.92-12,998.02

Finding the Fourth Proportional to 23,069.42, 31,835.92 and 12,998.02

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Solution

The fourth proportional to 23,069.42, 31,835.92 and 12,998.02 is: 17,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,069.42 : 31,835.92 = 12,998.02 : x
  2. Step 2: Convert to fraction form
    23,069.42/31,835.92 = 12,998.02/x
  3. Step 3: Cross multiply
    23,069.42x = 31,835.92 × 12,998.02
  4. Step 4: Simplify right side
    23,069.42x = 413,803,924.88
  5. Step 5: Solve for x
    x = 413,803,924.88/23,069.42
  6. Step 6: Final answer
    x = 17,937.34

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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.