Home / 40,808.51-56,318.59-22,660.16

Finding the Fourth Proportional to 40,808.51, 56,318.59 and 22,660.16

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Solution

The fourth proportional to 40,808.51, 56,318.59 and 22,660.16 is: 31,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,808.51 : 56,318.59 = 22,660.16 : x
  2. Step 2: Convert to fraction form
    40,808.51/56,318.59 = 22,660.16/x
  3. Step 3: Cross multiply
    40,808.51x = 56,318.59 × 22,660.16
  4. Step 4: Simplify right side
    40,808.51x = 1,276,188,007.11
  5. Step 5: Solve for x
    x = 1,276,188,007.11/40,808.51
  6. Step 6: Final answer
    x = 31,272.60

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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.