Home / 40,820.28-56,328.93-22,918.02

Finding the Fourth Proportional to 40,820.28, 56,328.93 and 22,918.02

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Solution

The fourth proportional to 40,820.28, 56,328.93 and 22,918.02 is: 31,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,820.28 : 56,328.93 = 22,918.02 : x
  2. Step 2: Convert to fraction form
    40,820.28/56,328.93 = 22,918.02/x
  3. Step 3: Cross multiply
    40,820.28x = 56,328.93 × 22,918.02
  4. Step 4: Simplify right side
    40,820.28x = 1,290,947,544.32
  5. Step 5: Solve for x
    x = 1,290,947,544.32/40,820.28
  6. Step 6: Final answer
    x = 31,625.15

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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.