Home / 35,712.48-53,593.28-12,338.96

Finding the Fourth Proportional to 35,712.48, 53,593.28 and 12,338.96

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Solution

The fourth proportional to 35,712.48, 53,593.28 and 12,338.96 is: 18,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.48 : 53,593.28 = 12,338.96 : x
  2. Step 2: Convert to fraction form
    35,712.48/53,593.28 = 12,338.96/x
  3. Step 3: Cross multiply
    35,712.48x = 53,593.28 × 12,338.96
  4. Step 4: Simplify right side
    35,712.48x = 661,285,338.19
  5. Step 5: Solve for x
    x = 661,285,338.19/35,712.48
  6. Step 6: Final answer
    x = 18,516.93

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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.