Home / 36,908.48-55,329.80-13,529.46

Finding the Fourth Proportional to 36,908.48, 55,329.80 and 13,529.46

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Solution

The fourth proportional to 36,908.48, 55,329.80 and 13,529.46 is: 20,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,908.48 : 55,329.80 = 13,529.46 : x
  2. Step 2: Convert to fraction form
    36,908.48/55,329.80 = 13,529.46/x
  3. Step 3: Cross multiply
    36,908.48x = 55,329.80 × 13,529.46
  4. Step 4: Simplify right side
    36,908.48x = 748,582,315.91
  5. Step 5: Solve for x
    x = 748,582,315.91/36,908.48
  6. Step 6: Final answer
    x = 20,282.12

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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.