Home / 35,808.56-53,712.86-13,616.81

Finding the Fourth Proportional to 35,808.56, 53,712.86 and 13,616.81

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Solution

The fourth proportional to 35,808.56, 53,712.86 and 13,616.81 is: 20,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.56 : 53,712.86 = 13,616.81 : x
  2. Step 2: Convert to fraction form
    35,808.56/53,712.86 = 13,616.81/x
  3. Step 3: Cross multiply
    35,808.56x = 53,712.86 × 13,616.81
  4. Step 4: Simplify right side
    35,808.56x = 731,397,472.53
  5. Step 5: Solve for x
    x = 731,397,472.53/35,808.56
  6. Step 6: Final answer
    x = 20,425.22

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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.