Home / 45,356.77-62,622.89-40,561.84

Finding the Fourth Proportional to 45,356.77, 62,622.89 and 40,561.84

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Solution

The fourth proportional to 45,356.77, 62,622.89 and 40,561.84 is: 56,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,356.77 : 62,622.89 = 40,561.84 : x
  2. Step 2: Convert to fraction form
    45,356.77/62,622.89 = 40,561.84/x
  3. Step 3: Cross multiply
    45,356.77x = 62,622.89 × 40,561.84
  4. Step 4: Simplify right side
    45,356.77x = 2,540,099,644.52
  5. Step 5: Solve for x
    x = 2,540,099,644.52/45,356.77
  6. Step 6: Final answer
    x = 56,002.66

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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.