Home / 18,386.10-27,593.06-13,468.55

Finding the Fourth Proportional to 18,386.10, 27,593.06 and 13,468.55

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Solution

The fourth proportional to 18,386.10, 27,593.06 and 13,468.55 is: 20,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386.10 : 27,593.06 = 13,468.55 : x
  2. Step 2: Convert to fraction form
    18,386.10/27,593.06 = 13,468.55/x
  3. Step 3: Cross multiply
    18,386.10x = 27,593.06 × 13,468.55
  4. Step 4: Simplify right side
    18,386.10x = 371,638,302.95
  5. Step 5: Solve for x
    x = 371,638,302.95/18,386.10
  6. Step 6: Final answer
    x = 20,213.00

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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.