Home / 18,476.24-27,708.06-5,325.08

Finding the Fourth Proportional to 18,476.24, 27,708.06 and 5,325.08

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Solution

The fourth proportional to 18,476.24, 27,708.06 and 5,325.08 is: 7,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476.24 : 27,708.06 = 5,325.08 : x
  2. Step 2: Convert to fraction form
    18,476.24/27,708.06 = 5,325.08/x
  3. Step 3: Cross multiply
    18,476.24x = 27,708.06 × 5,325.08
  4. Step 4: Simplify right side
    18,476.24x = 147,547,636.14
  5. Step 5: Solve for x
    x = 147,547,636.14/18,476.24
  6. Step 6: Final answer
    x = 7,985.80

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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.