Home / 37,288.64-55,931.13-13,913.25

Finding the Fourth Proportional to 37,288.64, 55,931.13 and 13,913.25

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Solution

The fourth proportional to 37,288.64, 55,931.13 and 13,913.25 is: 20,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,288.64 : 55,931.13 = 13,913.25 : x
  2. Step 2: Convert to fraction form
    37,288.64/55,931.13 = 13,913.25/x
  3. Step 3: Cross multiply
    37,288.64x = 55,931.13 × 13,913.25
  4. Step 4: Simplify right side
    37,288.64x = 778,183,794.47
  5. Step 5: Solve for x
    x = 778,183,794.47/37,288.64
  6. Step 6: Final answer
    x = 20,869.19

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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.