Home / 38,021.64-57,032.40-10,319.64

Finding the Fourth Proportional to 38,021.64, 57,032.40 and 10,319.64

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Solution

The fourth proportional to 38,021.64, 57,032.40 and 10,319.64 is: 15,479.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,021.64 : 57,032.40 = 10,319.64 : x
  2. Step 2: Convert to fraction form
    38,021.64/57,032.40 = 10,319.64/x
  3. Step 3: Cross multiply
    38,021.64x = 57,032.40 × 10,319.64
  4. Step 4: Simplify right side
    38,021.64x = 588,553,836.34
  5. Step 5: Solve for x
    x = 588,553,836.34/38,021.64
  6. Step 6: Final answer
    x = 15,479.44

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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.