Home / 38,031.24-57,048.48-11,735.40

Finding the Fourth Proportional to 38,031.24, 57,048.48 and 11,735.40

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Solution

The fourth proportional to 38,031.24, 57,048.48 and 11,735.40 is: 17,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031.24 : 57,048.48 = 11,735.40 : x
  2. Step 2: Convert to fraction form
    38,031.24/57,048.48 = 11,735.40/x
  3. Step 3: Cross multiply
    38,031.24x = 57,048.48 × 11,735.40
  4. Step 4: Simplify right side
    38,031.24x = 669,486,732.19
  5. Step 5: Solve for x
    x = 669,486,732.19/38,031.24
  6. Step 6: Final answer
    x = 17,603.60

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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.