Home / 13,569.08-18,726.02-8,263.04

Finding the Fourth Proportional to 13,569.08, 18,726.02 and 8,263.04

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Solution

The fourth proportional to 13,569.08, 18,726.02 and 8,263.04 is: 11,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.08 : 18,726.02 = 8,263.04 : x
  2. Step 2: Convert to fraction form
    13,569.08/18,726.02 = 8,263.04/x
  3. Step 3: Cross multiply
    13,569.08x = 18,726.02 × 8,263.04
  4. Step 4: Simplify right side
    13,569.08x = 154,733,852.30
  5. Step 5: Solve for x
    x = 154,733,852.30/13,569.08
  6. Step 6: Final answer
    x = 11,403.42

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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.