Home / 18,896.49-26,065.40-13,598.28

Finding the Fourth Proportional to 18,896.49, 26,065.40 and 13,598.28

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Solution

The fourth proportional to 18,896.49, 26,065.40 and 13,598.28 is: 18,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,896.49 : 26,065.40 = 13,598.28 : x
  2. Step 2: Convert to fraction form
    18,896.49/26,065.40 = 13,598.28/x
  3. Step 3: Cross multiply
    18,896.49x = 26,065.40 × 13,598.28
  4. Step 4: Simplify right side
    18,896.49x = 354,444,539.52
  5. Step 5: Solve for x
    x = 354,444,539.52/18,896.49
  6. Step 6: Final answer
    x = 18,757.16

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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.