Home / 19,223.10-28,643.56-17,127

Finding the Fourth Proportional to 19,223.10, 28,643.56 and 17,127

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Solution

The fourth proportional to 19,223.10, 28,643.56 and 17,127 is: 25,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.10 : 28,643.56 = 17,127 : x
  2. Step 2: Convert to fraction form
    19,223.10/28,643.56 = 17,127/x
  3. Step 3: Cross multiply
    19,223.10x = 28,643.56 × 17,127
  4. Step 4: Simplify right side
    19,223.10x = 490,578,252.12
  5. Step 5: Solve for x
    x = 490,578,252.12/19,223.10
  6. Step 6: Final answer
    x = 25,520.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.