Home / 21,501.90-32,252.85-12,732.30

Finding the Fourth Proportional to 21,501.90, 32,252.85 and 12,732.30

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Solution

The fourth proportional to 21,501.90, 32,252.85 and 12,732.30 is: 19,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,501.90 : 32,252.85 = 12,732.30 : x
  2. Step 2: Convert to fraction form
    21,501.90/32,252.85 = 12,732.30/x
  3. Step 3: Cross multiply
    21,501.90x = 32,252.85 × 12,732.30
  4. Step 4: Simplify right side
    21,501.90x = 410,652,962.06
  5. Step 5: Solve for x
    x = 410,652,962.06/21,501.90
  6. Step 6: Final answer
    x = 19,098.45

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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.