Home / 18,776.16-25,883.50-14,292.10

Finding the Fourth Proportional to 18,776.16, 25,883.50 and 14,292.10

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Solution

The fourth proportional to 18,776.16, 25,883.50 and 14,292.10 is: 19,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,776.16 : 25,883.50 = 14,292.10 : x
  2. Step 2: Convert to fraction form
    18,776.16/25,883.50 = 14,292.10/x
  3. Step 3: Cross multiply
    18,776.16x = 25,883.50 × 14,292.10
  4. Step 4: Simplify right side
    18,776.16x = 369,929,570.35
  5. Step 5: Solve for x
    x = 369,929,570.35/18,776.16
  6. Step 6: Final answer
    x = 19,702.09

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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.