Home / 38,032.11-57,031.74-13,074.66

Finding the Fourth Proportional to 38,032.11, 57,031.74 and 13,074.66

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Solution

The fourth proportional to 38,032.11, 57,031.74 and 13,074.66 is: 19,606.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,032.11 : 57,031.74 = 13,074.66 : x
  2. Step 2: Convert to fraction form
    38,032.11/57,031.74 = 13,074.66/x
  3. Step 3: Cross multiply
    38,032.11x = 57,031.74 × 13,074.66
  4. Step 4: Simplify right side
    38,032.11x = 745,670,609.71
  5. Step 5: Solve for x
    x = 745,670,609.71/38,032.11
  6. Step 6: Final answer
    x = 19,606.34

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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.