Home / 21,347.28-32,025.66-6,557.49

Finding the Fourth Proportional to 21,347.28, 32,025.66 and 6,557.49

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Solution

The fourth proportional to 21,347.28, 32,025.66 and 6,557.49 is: 9,837.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347.28 : 32,025.66 = 6,557.49 : x
  2. Step 2: Convert to fraction form
    21,347.28/32,025.66 = 6,557.49/x
  3. Step 3: Cross multiply
    21,347.28x = 32,025.66 × 6,557.49
  4. Step 4: Simplify right side
    21,347.28x = 210,007,945.19
  5. Step 5: Solve for x
    x = 210,007,945.19/21,347.28
  6. Step 6: Final answer
    x = 9,837.69

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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.