Home / 15,669.91-21,624.10-8,596.27

Finding the Fourth Proportional to 15,669.91, 21,624.10 and 8,596.27

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Solution

The fourth proportional to 15,669.91, 21,624.10 and 8,596.27 is: 11,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.91 : 21,624.10 = 8,596.27 : x
  2. Step 2: Convert to fraction form
    15,669.91/21,624.10 = 8,596.27/x
  3. Step 3: Cross multiply
    15,669.91x = 21,624.10 × 8,596.27
  4. Step 4: Simplify right side
    15,669.91x = 185,886,602.11
  5. Step 5: Solve for x
    x = 185,886,602.11/15,669.91
  6. Step 6: Final answer
    x = 11,862.65

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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.