Home / 18,547.82-27,656.30-16,487.18

Finding the Fourth Proportional to 18,547.82, 27,656.30 and 16,487.18

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Solution

The fourth proportional to 18,547.82, 27,656.30 and 16,487.18 is: 24,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.82 : 27,656.30 = 16,487.18 : x
  2. Step 2: Convert to fraction form
    18,547.82/27,656.30 = 16,487.18/x
  3. Step 3: Cross multiply
    18,547.82x = 27,656.30 × 16,487.18
  4. Step 4: Simplify right side
    18,547.82x = 455,974,396.23
  5. Step 5: Solve for x
    x = 455,974,396.23/18,547.82
  6. Step 6: Final answer
    x = 24,583.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.