Home / 34,070.90-47,017.49-18,963.34

Finding the Fourth Proportional to 34,070.90, 47,017.49 and 18,963.34

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Solution

The fourth proportional to 34,070.90, 47,017.49 and 18,963.34 is: 26,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,070.90 : 47,017.49 = 18,963.34 : x
  2. Step 2: Convert to fraction form
    34,070.90/47,017.49 = 18,963.34/x
  3. Step 3: Cross multiply
    34,070.90x = 47,017.49 × 18,963.34
  4. Step 4: Simplify right side
    34,070.90x = 891,608,648.82
  5. Step 5: Solve for x
    x = 891,608,648.82/34,070.90
  6. Step 6: Final answer
    x = 26,169.21

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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.