Home / 34,930.62-48,203.67-20,588.19

Finding the Fourth Proportional to 34,930.62, 48,203.67 and 20,588.19

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Solution

The fourth proportional to 34,930.62, 48,203.67 and 20,588.19 is: 28,411.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,930.62 : 48,203.67 = 20,588.19 : x
  2. Step 2: Convert to fraction form
    34,930.62/48,203.67 = 20,588.19/x
  3. Step 3: Cross multiply
    34,930.62x = 48,203.67 × 20,588.19
  4. Step 4: Simplify right side
    34,930.62x = 992,426,316.66
  5. Step 5: Solve for x
    x = 992,426,316.66/34,930.62
  6. Step 6: Final answer
    x = 28,411.36

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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.