Home / 40,719.95-56,191.97-22,814.05

Finding the Fourth Proportional to 40,719.95, 56,191.97 and 22,814.05

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Solution

The fourth proportional to 40,719.95, 56,191.97 and 22,814.05 is: 31,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,719.95 : 56,191.97 = 22,814.05 : x
  2. Step 2: Convert to fraction form
    40,719.95/56,191.97 = 22,814.05/x
  3. Step 3: Cross multiply
    40,719.95x = 56,191.97 × 22,814.05
  4. Step 4: Simplify right side
    40,719.95x = 1,281,966,413.18
  5. Step 5: Solve for x
    x = 1,281,966,413.18/40,719.95
  6. Step 6: Final answer
    x = 31,482.51

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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.