Home / 38,303.60-57,464.04-15,813.68

Finding the Fourth Proportional to 38,303.60, 57,464.04 and 15,813.68

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Solution

The fourth proportional to 38,303.60, 57,464.04 and 15,813.68 is: 23,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,303.60 : 57,464.04 = 15,813.68 : x
  2. Step 2: Convert to fraction form
    38,303.60/57,464.04 = 15,813.68/x
  3. Step 3: Cross multiply
    38,303.60x = 57,464.04 × 15,813.68
  4. Step 4: Simplify right side
    38,303.60x = 908,717,940.07
  5. Step 5: Solve for x
    x = 908,717,940.07/38,303.60
  6. Step 6: Final answer
    x = 23,724.09

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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.