Home / 55,799.95-77,017.22-31,940.41

Finding the Fourth Proportional to 55,799.95, 77,017.22 and 31,940.41

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Solution

The fourth proportional to 55,799.95, 77,017.22 and 31,940.41 is: 44,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,799.95 : 77,017.22 = 31,940.41 : x
  2. Step 2: Convert to fraction form
    55,799.95/77,017.22 = 31,940.41/x
  3. Step 3: Cross multiply
    55,799.95x = 77,017.22 × 31,940.41
  4. Step 4: Simplify right side
    55,799.95x = 2,459,961,583.86
  5. Step 5: Solve for x
    x = 2,459,961,583.86/55,799.95
  6. Step 6: Final answer
    x = 44,085.37

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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.