Home / 10,326.92-15,388.74-9,703.56

Finding the Fourth Proportional to 10,326.92, 15,388.74 and 9,703.56

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Solution

The fourth proportional to 10,326.92, 15,388.74 and 9,703.56 is: 14,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.92 : 15,388.74 = 9,703.56 : x
  2. Step 2: Convert to fraction form
    10,326.92/15,388.74 = 9,703.56/x
  3. Step 3: Cross multiply
    10,326.92x = 15,388.74 × 9,703.56
  4. Step 4: Simplify right side
    10,326.92x = 149,325,561.91
  5. Step 5: Solve for x
    x = 149,325,561.91/10,326.92
  6. Step 6: Final answer
    x = 14,459.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.