Home / 23,090.39-34,636.63-7,078.77

Finding the Fourth Proportional to 23,090.39, 34,636.63 and 7,078.77

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Solution

The fourth proportional to 23,090.39, 34,636.63 and 7,078.77 is: 10,618.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,090.39 : 34,636.63 = 7,078.77 : x
  2. Step 2: Convert to fraction form
    23,090.39/34,636.63 = 7,078.77/x
  3. Step 3: Cross multiply
    23,090.39x = 34,636.63 × 7,078.77
  4. Step 4: Simplify right side
    23,090.39x = 245,184,737.35
  5. Step 5: Solve for x
    x = 245,184,737.35/23,090.39
  6. Step 6: Final answer
    x = 10,618.48

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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.