Home / 20,444.24-30,669.60-6,590

Finding the Fourth Proportional to 20,444.24, 30,669.60 and 6,590

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Solution

The fourth proportional to 20,444.24, 30,669.60 and 6,590 is: 9,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444.24 : 30,669.60 = 6,590 : x
  2. Step 2: Convert to fraction form
    20,444.24/30,669.60 = 6,590/x
  3. Step 3: Cross multiply
    20,444.24x = 30,669.60 × 6,590
  4. Step 4: Simplify right side
    20,444.24x = 202,112,664
  5. Step 5: Solve for x
    x = 202,112,664/20,444.24
  6. Step 6: Final answer
    x = 9,886.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.