Home / 28,637.01-39,520.85-19,060.38

Finding the Fourth Proportional to 28,637.01, 39,520.85 and 19,060.38

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Solution

The fourth proportional to 28,637.01, 39,520.85 and 19,060.38 is: 26,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,637.01 : 39,520.85 = 19,060.38 : x
  2. Step 2: Convert to fraction form
    28,637.01/39,520.85 = 19,060.38/x
  3. Step 3: Cross multiply
    28,637.01x = 39,520.85 × 19,060.38
  4. Step 4: Simplify right side
    28,637.01x = 753,282,323.62
  5. Step 5: Solve for x
    x = 753,282,323.62/28,637.01
  6. Step 6: Final answer
    x = 26,304.50

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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.