Home / 23,386.79-32,274.25-12,777.11

Finding the Fourth Proportional to 23,386.79, 32,274.25 and 12,777.11

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Solution

The fourth proportional to 23,386.79, 32,274.25 and 12,777.11 is: 17,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,386.79 : 32,274.25 = 12,777.11 : x
  2. Step 2: Convert to fraction form
    23,386.79/32,274.25 = 12,777.11/x
  3. Step 3: Cross multiply
    23,386.79x = 32,274.25 × 12,777.11
  4. Step 4: Simplify right side
    23,386.79x = 412,371,570.13
  5. Step 5: Solve for x
    x = 412,371,570.13/23,386.79
  6. Step 6: Final answer
    x = 17,632.67

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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.