Home / 40,823.84-56,336.42-22,918.40

Finding the Fourth Proportional to 40,823.84, 56,336.42 and 22,918.40

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Solution

The fourth proportional to 40,823.84, 56,336.42 and 22,918.40 is: 31,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,823.84 : 56,336.42 = 22,918.40 : x
  2. Step 2: Convert to fraction form
    40,823.84/56,336.42 = 22,918.40/x
  3. Step 3: Cross multiply
    40,823.84x = 56,336.42 × 22,918.40
  4. Step 4: Simplify right side
    40,823.84x = 1,291,140,608.13
  5. Step 5: Solve for x
    x = 1,291,140,608.13/40,823.84
  6. Step 6: Final answer
    x = 31,627.12

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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.