Home / 34,122.33-47,088.91-19,784.97

Finding the Fourth Proportional to 34,122.33, 47,088.91 and 19,784.97

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Solution

The fourth proportional to 34,122.33, 47,088.91 and 19,784.97 is: 27,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,122.33 : 47,088.91 = 19,784.97 : x
  2. Step 2: Convert to fraction form
    34,122.33/47,088.91 = 19,784.97/x
  3. Step 3: Cross multiply
    34,122.33x = 47,088.91 × 19,784.97
  4. Step 4: Simplify right side
    34,122.33x = 931,652,671.68
  5. Step 5: Solve for x
    x = 931,652,671.68/34,122.33
  6. Step 6: Final answer
    x = 27,303.31

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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.