Home / 21,335.34-32,007.69-6,545.37

Finding the Fourth Proportional to 21,335.34, 32,007.69 and 6,545.37

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Solution

The fourth proportional to 21,335.34, 32,007.69 and 6,545.37 is: 9,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335.34 : 32,007.69 = 6,545.37 : x
  2. Step 2: Convert to fraction form
    21,335.34/32,007.69 = 6,545.37/x
  3. Step 3: Cross multiply
    21,335.34x = 32,007.69 × 6,545.37
  4. Step 4: Simplify right side
    21,335.34x = 209,502,173.90
  5. Step 5: Solve for x
    x = 209,502,173.90/21,335.34
  6. Step 6: Final answer
    x = 9,819.49

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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.