Home / 40,812.95-56,321.82-22,907.98

Finding the Fourth Proportional to 40,812.95, 56,321.82 and 22,907.98

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Solution

The fourth proportional to 40,812.95, 56,321.82 and 22,907.98 is: 31,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,812.95 : 56,321.82 = 22,907.98 : x
  2. Step 2: Convert to fraction form
    40,812.95/56,321.82 = 22,907.98/x
  3. Step 3: Cross multiply
    40,812.95x = 56,321.82 × 22,907.98
  4. Step 4: Simplify right side
    40,812.95x = 1,290,219,126.12
  5. Step 5: Solve for x
    x = 1,290,219,126.12/40,812.95
  6. Step 6: Final answer
    x = 31,612.98

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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.