Home / 26,447.48-36,497.51-15,117.21

Finding the Fourth Proportional to 26,447.48, 36,497.51 and 15,117.21

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Solution

The fourth proportional to 26,447.48, 36,497.51 and 15,117.21 is: 20,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.48 : 36,497.51 = 15,117.21 : x
  2. Step 2: Convert to fraction form
    26,447.48/36,497.51 = 15,117.21/x
  3. Step 3: Cross multiply
    26,447.48x = 36,497.51 × 15,117.21
  4. Step 4: Simplify right side
    26,447.48x = 551,740,652.18
  5. Step 5: Solve for x
    x = 551,740,652.18/26,447.48
  6. Step 6: Final answer
    x = 20,861.75

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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.