Home / 16,820.16-25,317.95-14,283.24

Finding the Fourth Proportional to 16,820.16, 25,317.95 and 14,283.24

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Solution

The fourth proportional to 16,820.16, 25,317.95 and 14,283.24 is: 21,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820.16 : 25,317.95 = 14,283.24 : x
  2. Step 2: Convert to fraction form
    16,820.16/25,317.95 = 14,283.24/x
  3. Step 3: Cross multiply
    16,820.16x = 25,317.95 × 14,283.24
  4. Step 4: Simplify right side
    16,820.16x = 361,622,356.16
  5. Step 5: Solve for x
    x = 361,622,356.16/16,820.16
  6. Step 6: Final answer
    x = 21,499.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.