Home / 18,527.13-27,805.68-14,357.25

Finding the Fourth Proportional to 18,527.13, 27,805.68 and 14,357.25

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Solution

The fourth proportional to 18,527.13, 27,805.68 and 14,357.25 is: 21,547.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,527.13 : 27,805.68 = 14,357.25 : x
  2. Step 2: Convert to fraction form
    18,527.13/27,805.68 = 14,357.25/x
  3. Step 3: Cross multiply
    18,527.13x = 27,805.68 × 14,357.25
  4. Step 4: Simplify right side
    18,527.13x = 399,213,099.18
  5. Step 5: Solve for x
    x = 399,213,099.18/18,527.13
  6. Step 6: Final answer
    x = 21,547.49

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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.