Home / 38,005.39-57,008.07-10,303.39

Finding the Fourth Proportional to 38,005.39, 57,008.07 and 10,303.39

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Solution

The fourth proportional to 38,005.39, 57,008.07 and 10,303.39 is: 15,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,005.39 : 57,008.07 = 10,303.39 : x
  2. Step 2: Convert to fraction form
    38,005.39/57,008.07 = 10,303.39/x
  3. Step 3: Cross multiply
    38,005.39x = 57,008.07 × 10,303.39
  4. Step 4: Simplify right side
    38,005.39x = 587,376,378.36
  5. Step 5: Solve for x
    x = 587,376,378.36/38,005.39
  6. Step 6: Final answer
    x = 15,455.08

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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.