Home / 34,345.80-47,397.96-19,239.57

Finding the Fourth Proportional to 34,345.80, 47,397.96 and 19,239.57

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Solution

The fourth proportional to 34,345.80, 47,397.96 and 19,239.57 is: 26,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,345.80 : 47,397.96 = 19,239.57 : x
  2. Step 2: Convert to fraction form
    34,345.80/47,397.96 = 19,239.57/x
  3. Step 3: Cross multiply
    34,345.80x = 47,397.96 × 19,239.57
  4. Step 4: Simplify right side
    34,345.80x = 911,916,369.28
  5. Step 5: Solve for x
    x = 911,916,369.28/34,345.80
  6. Step 6: Final answer
    x = 26,551.03

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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.