Home / 40,720.14-56,194.88-22,814.74

Finding the Fourth Proportional to 40,720.14, 56,194.88 and 22,814.74

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Solution

The fourth proportional to 40,720.14, 56,194.88 and 22,814.74 is: 31,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,720.14 : 56,194.88 = 22,814.74 : x
  2. Step 2: Convert to fraction form
    40,720.14/56,194.88 = 22,814.74/x
  3. Step 3: Cross multiply
    40,720.14x = 56,194.88 × 22,814.74
  4. Step 4: Simplify right side
    40,720.14x = 1,282,071,576.53
  5. Step 5: Solve for x
    x = 1,282,071,576.53/40,720.14
  6. Step 6: Final answer
    x = 31,484.95

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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.