Home / 38,311.81-52,877.58-23,978.30

Finding the Fourth Proportional to 38,311.81, 52,877.58 and 23,978.30

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Solution

The fourth proportional to 38,311.81, 52,877.58 and 23,978.30 is: 33,094.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,311.81 : 52,877.58 = 23,978.30 : x
  2. Step 2: Convert to fraction form
    38,311.81/52,877.58 = 23,978.30/x
  3. Step 3: Cross multiply
    38,311.81x = 52,877.58 × 23,978.30
  4. Step 4: Simplify right side
    38,311.81x = 1,267,914,476.51
  5. Step 5: Solve for x
    x = 1,267,914,476.51/38,311.81
  6. Step 6: Final answer
    x = 33,094.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.