Home / 45,355.77-62,621.51-40,560.84

Finding the Fourth Proportional to 45,355.77, 62,621.51 and 40,560.84

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Solution

The fourth proportional to 45,355.77, 62,621.51 and 40,560.84 is: 56,001.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,355.77 : 62,621.51 = 40,560.84 : x
  2. Step 2: Convert to fraction form
    45,355.77/62,621.51 = 40,560.84/x
  3. Step 3: Cross multiply
    45,355.77x = 62,621.51 × 40,560.84
  4. Step 4: Simplify right side
    45,355.77x = 2,539,980,844.86
  5. Step 5: Solve for x
    x = 2,539,980,844.86/45,355.77
  6. Step 6: Final answer
    x = 56,001.27

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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.