Home / 45,357.95-68,037.06-13,768.27

Finding the Fourth Proportional to 45,357.95, 68,037.06 and 13,768.27

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Solution

The fourth proportional to 45,357.95, 68,037.06 and 13,768.27 is: 20,652.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,357.95 : 68,037.06 = 13,768.27 : x
  2. Step 2: Convert to fraction form
    45,357.95/68,037.06 = 13,768.27/x
  3. Step 3: Cross multiply
    45,357.95x = 68,037.06 × 13,768.27
  4. Step 4: Simplify right side
    45,357.95x = 936,752,612.09
  5. Step 5: Solve for x
    x = 936,752,612.09/45,357.95
  6. Step 6: Final answer
    x = 20,652.45

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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.