Home / 12,455.48-18,656.86-10,073.33

Finding the Fourth Proportional to 12,455.48, 18,656.86 and 10,073.33

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Solution

The fourth proportional to 12,455.48, 18,656.86 and 10,073.33 is: 15,088.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455.48 : 18,656.86 = 10,073.33 : x
  2. Step 2: Convert to fraction form
    12,455.48/18,656.86 = 10,073.33/x
  3. Step 3: Cross multiply
    12,455.48x = 18,656.86 × 10,073.33
  4. Step 4: Simplify right side
    12,455.48x = 187,936,707.54
  5. Step 5: Solve for x
    x = 187,936,707.54/12,455.48
  6. Step 6: Final answer
    x = 15,088.68

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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.