Home / 40,870.40-56,402.82-22,965.36

Finding the Fourth Proportional to 40,870.40, 56,402.82 and 22,965.36

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Solution

The fourth proportional to 40,870.40, 56,402.82 and 22,965.36 is: 31,693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,870.40 : 56,402.82 = 22,965.36 : x
  2. Step 2: Convert to fraction form
    40,870.40/56,402.82 = 22,965.36/x
  3. Step 3: Cross multiply
    40,870.40x = 56,402.82 × 22,965.36
  4. Step 4: Simplify right side
    40,870.40x = 1,295,311,066.32
  5. Step 5: Solve for x
    x = 1,295,311,066.32/40,870.40
  6. Step 6: Final answer
    x = 31,693.13

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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.