Home / 34,367.51-47,430.22-20,026.56

Finding the Fourth Proportional to 34,367.51, 47,430.22 and 20,026.56

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Solution

The fourth proportional to 34,367.51, 47,430.22 and 20,026.56 is: 27,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,367.51 : 47,430.22 = 20,026.56 : x
  2. Step 2: Convert to fraction form
    34,367.51/47,430.22 = 20,026.56/x
  3. Step 3: Cross multiply
    34,367.51x = 47,430.22 × 20,026.56
  4. Step 4: Simplify right side
    34,367.51x = 949,864,146.64
  5. Step 5: Solve for x
    x = 949,864,146.64/34,367.51
  6. Step 6: Final answer
    x = 27,638.43

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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.