Home / 19,235.72-28,777.67-14,569.18

Finding the Fourth Proportional to 19,235.72, 28,777.67 and 14,569.18

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Solution

The fourth proportional to 19,235.72, 28,777.67 and 14,569.18 is: 21,796.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.72 : 28,777.67 = 14,569.18 : x
  2. Step 2: Convert to fraction form
    19,235.72/28,777.67 = 14,569.18/x
  3. Step 3: Cross multiply
    19,235.72x = 28,777.67 × 14,569.18
  4. Step 4: Simplify right side
    19,235.72x = 419,266,837.48
  5. Step 5: Solve for x
    x = 419,266,837.48/19,235.72
  6. Step 6: Final answer
    x = 21,796.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.