Home / 34,453.78-47,475.11-26,386.99

Finding the Fourth Proportional to 34,453.78, 47,475.11 and 26,386.99

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Solution

The fourth proportional to 34,453.78, 47,475.11 and 26,386.99 is: 36,359.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,453.78 : 47,475.11 = 26,386.99 : x
  2. Step 2: Convert to fraction form
    34,453.78/47,475.11 = 26,386.99/x
  3. Step 3: Cross multiply
    34,453.78x = 47,475.11 × 26,386.99
  4. Step 4: Simplify right side
    34,453.78x = 1,252,725,200.10
  5. Step 5: Solve for x
    x = 1,252,725,200.10/34,453.78
  6. Step 6: Final answer
    x = 36,359.59

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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.