Home / 34,773.28-47,986.80-18,858.08

Finding the Fourth Proportional to 34,773.28, 47,986.80 and 18,858.08

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Solution

The fourth proportional to 34,773.28, 47,986.80 and 18,858.08 is: 26,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,773.28 : 47,986.80 = 18,858.08 : x
  2. Step 2: Convert to fraction form
    34,773.28/47,986.80 = 18,858.08/x
  3. Step 3: Cross multiply
    34,773.28x = 47,986.80 × 18,858.08
  4. Step 4: Simplify right side
    34,773.28x = 904,938,913.34
  5. Step 5: Solve for x
    x = 904,938,913.34/34,773.28
  6. Step 6: Final answer
    x = 26,023.97

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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.