Home / 40,884.32-56,420.52-22,980.08

Finding the Fourth Proportional to 40,884.32, 56,420.52 and 22,980.08

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Solution

The fourth proportional to 40,884.32, 56,420.52 and 22,980.08 is: 31,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,884.32 : 56,420.52 = 22,980.08 : x
  2. Step 2: Convert to fraction form
    40,884.32/56,420.52 = 22,980.08/x
  3. Step 3: Cross multiply
    40,884.32x = 56,420.52 × 22,980.08
  4. Step 4: Simplify right side
    40,884.32x = 1,296,548,063.24
  5. Step 5: Solve for x
    x = 1,296,548,063.24/40,884.32
  6. Step 6: Final answer
    x = 31,712.60

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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.