Home / 38,176.74-57,271.38-11,875.35

Finding the Fourth Proportional to 38,176.74, 57,271.38 and 11,875.35

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Solution

The fourth proportional to 38,176.74, 57,271.38 and 11,875.35 is: 17,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,176.74 : 57,271.38 = 11,875.35 : x
  2. Step 2: Convert to fraction form
    38,176.74/57,271.38 = 11,875.35/x
  3. Step 3: Cross multiply
    38,176.74x = 57,271.38 × 11,875.35
  4. Step 4: Simplify right side
    38,176.74x = 680,117,682.48
  5. Step 5: Solve for x
    x = 680,117,682.48/38,176.74
  6. Step 6: Final answer
    x = 17,814.98

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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.