Home / 40,883.75-56,416.77-22,981.45

Finding the Fourth Proportional to 40,883.75, 56,416.77 and 22,981.45

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Solution

The fourth proportional to 40,883.75, 56,416.77 and 22,981.45 is: 31,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,883.75 : 56,416.77 = 22,981.45 : x
  2. Step 2: Convert to fraction form
    40,883.75/56,416.77 = 22,981.45/x
  3. Step 3: Cross multiply
    40,883.75x = 56,416.77 × 22,981.45
  4. Step 4: Simplify right side
    40,883.75x = 1,296,539,178.92
  5. Step 5: Solve for x
    x = 1,296,539,178.92/40,883.75
  6. Step 6: Final answer
    x = 31,712.82

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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.