Home / 27,507.79-41,263.98-8,790.49

Finding the Fourth Proportional to 27,507.79, 41,263.98 and 8,790.49

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Solution

The fourth proportional to 27,507.79, 41,263.98 and 8,790.49 is: 13,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,507.79 : 41,263.98 = 8,790.49 : x
  2. Step 2: Convert to fraction form
    27,507.79/41,263.98 = 8,790.49/x
  3. Step 3: Cross multiply
    27,507.79x = 41,263.98 × 8,790.49
  4. Step 4: Simplify right side
    27,507.79x = 362,730,603.55
  5. Step 5: Solve for x
    x = 362,730,603.55/27,507.79
  6. Step 6: Final answer
    x = 13,186.47

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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.