Home / 26,552.78-36,642.56-14,615.87

Finding the Fourth Proportional to 26,552.78, 36,642.56 and 14,615.87

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Solution

The fourth proportional to 26,552.78, 36,642.56 and 14,615.87 is: 20,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,552.78 : 36,642.56 = 14,615.87 : x
  2. Step 2: Convert to fraction form
    26,552.78/36,642.56 = 14,615.87/x
  3. Step 3: Cross multiply
    26,552.78x = 36,642.56 × 14,615.87
  4. Step 4: Simplify right side
    26,552.78x = 535,562,637.14
  5. Step 5: Solve for x
    x = 535,562,637.14/26,552.78
  6. Step 6: Final answer
    x = 20,169.74

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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.