Home / 21,345.52-32,017.44-6,553.68

Finding the Fourth Proportional to 21,345.52, 32,017.44 and 6,553.68

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Solution

The fourth proportional to 21,345.52, 32,017.44 and 6,553.68 is: 9,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,345.52 : 32,017.44 = 6,553.68 : x
  2. Step 2: Convert to fraction form
    21,345.52/32,017.44 = 6,553.68/x
  3. Step 3: Cross multiply
    21,345.52x = 32,017.44 × 6,553.68
  4. Step 4: Simplify right side
    21,345.52x = 209,832,056.18
  5. Step 5: Solve for x
    x = 209,832,056.18/21,345.52
  6. Step 6: Final answer
    x = 9,830.26

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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.