Home / 47,779.70-71,266.41-41,490.25

Finding the Fourth Proportional to 47,779.70, 71,266.41 and 41,490.25

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Solution

The fourth proportional to 47,779.70, 71,266.41 and 41,490.25 is: 61,885.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,779.70 : 71,266.41 = 41,490.25 : x
  2. Step 2: Convert to fraction form
    47,779.70/71,266.41 = 41,490.25/x
  3. Step 3: Cross multiply
    47,779.70x = 71,266.41 × 41,490.25
  4. Step 4: Simplify right side
    47,779.70x = 2,956,861,449.39
  5. Step 5: Solve for x
    x = 2,956,861,449.39/47,779.70
  6. Step 6: Final answer
    x = 61,885.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.