Home / 34,430.72-47,521.12-20,092.26

Finding the Fourth Proportional to 34,430.72, 47,521.12 and 20,092.26

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Solution

The fourth proportional to 34,430.72, 47,521.12 and 20,092.26 is: 27,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,430.72 : 47,521.12 = 20,092.26 : x
  2. Step 2: Convert to fraction form
    34,430.72/47,521.12 = 20,092.26/x
  3. Step 3: Cross multiply
    34,430.72x = 47,521.12 × 20,092.26
  4. Step 4: Simplify right side
    34,430.72x = 954,806,698.53
  5. Step 5: Solve for x
    x = 954,806,698.53/34,430.72
  6. Step 6: Final answer
    x = 27,731.24

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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.