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Finding the Fourth Proportional to 34,809.74, 52,148.85 and 26,980.22

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Solution

The fourth proportional to 34,809.74, 52,148.85 and 26,980.22 is: 40,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,809.74 : 52,148.85 = 26,980.22 : x
  2. Step 2: Convert to fraction form
    34,809.74/52,148.85 = 26,980.22/x
  3. Step 3: Cross multiply
    34,809.74x = 52,148.85 × 26,980.22
  4. Step 4: Simplify right side
    34,809.74x = 1,406,987,445.75
  5. Step 5: Solve for x
    x = 1,406,987,445.75/34,809.74
  6. Step 6: Final answer
    x = 40,419.36

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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.