Home / 34,720.60-47,914.46-19,613.30

Finding the Fourth Proportional to 34,720.60, 47,914.46 and 19,613.30

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Solution

The fourth proportional to 34,720.60, 47,914.46 and 19,613.30 is: 27,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,720.60 : 47,914.46 = 19,613.30 : x
  2. Step 2: Convert to fraction form
    34,720.60/47,914.46 = 19,613.30/x
  3. Step 3: Cross multiply
    34,720.60x = 47,914.46 × 19,613.30
  4. Step 4: Simplify right side
    34,720.60x = 939,760,678.32
  5. Step 5: Solve for x
    x = 939,760,678.32/34,720.60
  6. Step 6: Final answer
    x = 27,066.37

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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.