Home / 34,386.36-47,453.00-19,279.01

Finding the Fourth Proportional to 34,386.36, 47,453.00 and 19,279.01

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Solution

The fourth proportional to 34,386.36, 47,453.00 and 19,279.01 is: 26,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,386.36 : 47,453.00 = 19,279.01 : x
  2. Step 2: Convert to fraction form
    34,386.36/47,453.00 = 19,279.01/x
  3. Step 3: Cross multiply
    34,386.36x = 47,453.00 × 19,279.01
  4. Step 4: Simplify right side
    34,386.36x = 914,846,527.87
  5. Step 5: Solve for x
    x = 914,846,527.87/34,386.36
  6. Step 6: Final answer
    x = 26,604.92

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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.