Home / 34,220.13-47,223.27-19,113.05

Finding the Fourth Proportional to 34,220.13, 47,223.27 and 19,113.05

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Solution

The fourth proportional to 34,220.13, 47,223.27 and 19,113.05 is: 26,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.13 : 47,223.27 = 19,113.05 : x
  2. Step 2: Convert to fraction form
    34,220.13/47,223.27 = 19,113.05/x
  3. Step 3: Cross multiply
    34,220.13x = 47,223.27 × 19,113.05
  4. Step 4: Simplify right side
    34,220.13x = 902,580,484.56
  5. Step 5: Solve for x
    x = 902,580,484.56/34,220.13
  6. Step 6: Final answer
    x = 26,375.72

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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.