Home / 19,937.36-29,906.23-8,537.74

Finding the Fourth Proportional to 19,937.36, 29,906.23 and 8,537.74

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Solution

The fourth proportional to 19,937.36, 29,906.23 and 8,537.74 is: 12,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.36 : 29,906.23 = 8,537.74 : x
  2. Step 2: Convert to fraction form
    19,937.36/29,906.23 = 8,537.74/x
  3. Step 3: Cross multiply
    19,937.36x = 29,906.23 × 8,537.74
  4. Step 4: Simplify right side
    19,937.36x = 255,331,637.46
  5. Step 5: Solve for x
    x = 255,331,637.46/19,937.36
  6. Step 6: Final answer
    x = 12,806.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.