Home / 40,717.84-56,189.64-22,813.60

Finding the Fourth Proportional to 40,717.84, 56,189.64 and 22,813.60

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Solution

The fourth proportional to 40,717.84, 56,189.64 and 22,813.60 is: 31,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,717.84 : 56,189.64 = 22,813.60 : x
  2. Step 2: Convert to fraction form
    40,717.84/56,189.64 = 22,813.60/x
  3. Step 3: Cross multiply
    40,717.84x = 56,189.64 × 22,813.60
  4. Step 4: Simplify right side
    40,717.84x = 1,281,887,971.10
  5. Step 5: Solve for x
    x = 1,281,887,971.10/40,717.84
  6. Step 6: Final answer
    x = 31,482.22

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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.