Home / 40,800.18-56,310.12-22,655.07

Finding the Fourth Proportional to 40,800.18, 56,310.12 and 22,655.07

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Solution

The fourth proportional to 40,800.18, 56,310.12 and 22,655.07 is: 31,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,800.18 : 56,310.12 = 22,655.07 : x
  2. Step 2: Convert to fraction form
    40,800.18/56,310.12 = 22,655.07/x
  3. Step 3: Cross multiply
    40,800.18x = 56,310.12 × 22,655.07
  4. Step 4: Simplify right side
    40,800.18x = 1,275,709,710.31
  5. Step 5: Solve for x
    x = 1,275,709,710.31/40,800.18
  6. Step 6: Final answer
    x = 31,267.26

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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.