Home / 19,056.01-26,304.20-15,513.07

Finding the Fourth Proportional to 19,056.01, 26,304.20 and 15,513.07

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Solution

The fourth proportional to 19,056.01, 26,304.20 and 15,513.07 is: 21,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.01 : 26,304.20 = 15,513.07 : x
  2. Step 2: Convert to fraction form
    19,056.01/26,304.20 = 15,513.07/x
  3. Step 3: Cross multiply
    19,056.01x = 26,304.20 × 15,513.07
  4. Step 4: Simplify right side
    19,056.01x = 408,058,895.89
  5. Step 5: Solve for x
    x = 408,058,895.89/19,056.01
  6. Step 6: Final answer
    x = 21,413.66

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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.