Home / 40,815.36-56,328.24-22,914.24

Finding the Fourth Proportional to 40,815.36, 56,328.24 and 22,914.24

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Solution

The fourth proportional to 40,815.36, 56,328.24 and 22,914.24 is: 31,623.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,815.36 : 56,328.24 = 22,914.24 : x
  2. Step 2: Convert to fraction form
    40,815.36/56,328.24 = 22,914.24/x
  3. Step 3: Cross multiply
    40,815.36x = 56,328.24 × 22,914.24
  4. Step 4: Simplify right side
    40,815.36x = 1,290,718,810.14
  5. Step 5: Solve for x
    x = 1,290,718,810.14/40,815.36
  6. Step 6: Final answer
    x = 31,623.36

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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.