Home / 21,341.52-32,013.98-5,758.92

Finding the Fourth Proportional to 21,341.52, 32,013.98 and 5,758.92

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Solution

The fourth proportional to 21,341.52, 32,013.98 and 5,758.92 is: 8,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341.52 : 32,013.98 = 5,758.92 : x
  2. Step 2: Convert to fraction form
    21,341.52/32,013.98 = 5,758.92/x
  3. Step 3: Cross multiply
    21,341.52x = 32,013.98 × 5,758.92
  4. Step 4: Simplify right side
    21,341.52x = 184,365,949.70
  5. Step 5: Solve for x
    x = 184,365,949.70/21,341.52
  6. Step 6: Final answer
    x = 8,638.84

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1.5x scale

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.