Home / 34,520.72-47,637.51-19,414.01

Finding the Fourth Proportional to 34,520.72, 47,637.51 and 19,414.01

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Solution

The fourth proportional to 34,520.72, 47,637.51 and 19,414.01 is: 26,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,520.72 : 47,637.51 = 19,414.01 : x
  2. Step 2: Convert to fraction form
    34,520.72/47,637.51 = 19,414.01/x
  3. Step 3: Cross multiply
    34,520.72x = 47,637.51 × 19,414.01
  4. Step 4: Simplify right side
    34,520.72x = 924,834,857.33
  5. Step 5: Solve for x
    x = 924,834,857.33/34,520.72
  6. Step 6: Final answer
    x = 26,790.72

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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.