Home / 27,307.82-37,673.04-15,659.84

Finding the Fourth Proportional to 27,307.82, 37,673.04 and 15,659.84

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Solution

The fourth proportional to 27,307.82, 37,673.04 and 15,659.84 is: 21,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,307.82 : 37,673.04 = 15,659.84 : x
  2. Step 2: Convert to fraction form
    27,307.82/37,673.04 = 15,659.84/x
  3. Step 3: Cross multiply
    27,307.82x = 37,673.04 × 15,659.84
  4. Step 4: Simplify right side
    27,307.82x = 589,953,778.71
  5. Step 5: Solve for x
    x = 589,953,778.71/27,307.82
  6. Step 6: Final answer
    x = 21,603.84

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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.