Home / 34,536.03-47,659.25-19,428.68

Finding the Fourth Proportional to 34,536.03, 47,659.25 and 19,428.68

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Solution

The fourth proportional to 34,536.03, 47,659.25 and 19,428.68 is: 26,811.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,536.03 : 47,659.25 = 19,428.68 : x
  2. Step 2: Convert to fraction form
    34,536.03/47,659.25 = 19,428.68/x
  3. Step 3: Cross multiply
    34,536.03x = 47,659.25 × 19,428.68
  4. Step 4: Simplify right side
    34,536.03x = 925,956,317.29
  5. Step 5: Solve for x
    x = 925,956,317.29/34,536.03
  6. Step 6: Final answer
    x = 26,811.31

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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.