Home / 15,953.08-22,031.58-11,967.88

Finding the Fourth Proportional to 15,953.08, 22,031.58 and 11,967.88

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Solution

The fourth proportional to 15,953.08, 22,031.58 and 11,967.88 is: 16,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.08 : 22,031.58 = 11,967.88 : x
  2. Step 2: Convert to fraction form
    15,953.08/22,031.58 = 11,967.88/x
  3. Step 3: Cross multiply
    15,953.08x = 22,031.58 × 11,967.88
  4. Step 4: Simplify right side
    15,953.08x = 263,671,305.65
  5. Step 5: Solve for x
    x = 263,671,305.65/15,953.08
  6. Step 6: Final answer
    x = 16,527.92

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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.