Home / 21,675.34-32,513.01-8,533.90

Finding the Fourth Proportional to 21,675.34, 32,513.01 and 8,533.90

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Solution

The fourth proportional to 21,675.34, 32,513.01 and 8,533.90 is: 12,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,675.34 : 32,513.01 = 8,533.90 : x
  2. Step 2: Convert to fraction form
    21,675.34/32,513.01 = 8,533.90/x
  3. Step 3: Cross multiply
    21,675.34x = 32,513.01 × 8,533.90
  4. Step 4: Simplify right side
    21,675.34x = 277,462,776.04
  5. Step 5: Solve for x
    x = 277,462,776.04/21,675.34
  6. Step 6: Final answer
    x = 12,800.85

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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.