Home / 38,777.64-58,164.14-13,816.36

Finding the Fourth Proportional to 38,777.64, 58,164.14 and 13,816.36

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Solution

The fourth proportional to 38,777.64, 58,164.14 and 13,816.36 is: 20,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.64 : 58,164.14 = 13,816.36 : x
  2. Step 2: Convert to fraction form
    38,777.64/58,164.14 = 13,816.36/x
  3. Step 3: Cross multiply
    38,777.64x = 58,164.14 × 13,816.36
  4. Step 4: Simplify right side
    38,777.64x = 803,616,731.87
  5. Step 5: Solve for x
    x = 803,616,731.87/38,777.64
  6. Step 6: Final answer
    x = 20,723.72

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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.