Home / 40,988.55-56,564.40-23,083.86

Finding the Fourth Proportional to 40,988.55, 56,564.40 and 23,083.86

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Solution

The fourth proportional to 40,988.55, 56,564.40 and 23,083.86 is: 31,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,988.55 : 56,564.40 = 23,083.86 : x
  2. Step 2: Convert to fraction form
    40,988.55/56,564.40 = 23,083.86/x
  3. Step 3: Cross multiply
    40,988.55x = 56,564.40 × 23,083.86
  4. Step 4: Simplify right side
    40,988.55x = 1,305,724,690.58
  5. Step 5: Solve for x
    x = 1,305,724,690.58/40,988.55
  6. Step 6: Final answer
    x = 31,855.84

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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.