Home / 38,112.03-57,168.08-15,913.30

Finding the Fourth Proportional to 38,112.03, 57,168.08 and 15,913.30

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Solution

The fourth proportional to 38,112.03, 57,168.08 and 15,913.30 is: 23,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,112.03 : 57,168.08 = 15,913.30 : x
  2. Step 2: Convert to fraction form
    38,112.03/57,168.08 = 15,913.30/x
  3. Step 3: Cross multiply
    38,112.03x = 57,168.08 × 15,913.30
  4. Step 4: Simplify right side
    38,112.03x = 909,732,807.46
  5. Step 5: Solve for x
    x = 909,732,807.46/38,112.03
  6. Step 6: Final answer
    x = 23,869.96

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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.