Home / 58,634.68-80,915.86-31,777.18

Finding the Fourth Proportional to 58,634.68, 80,915.86 and 31,777.18

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Solution

The fourth proportional to 58,634.68, 80,915.86 and 31,777.18 is: 43,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,634.68 : 80,915.86 = 31,777.18 : x
  2. Step 2: Convert to fraction form
    58,634.68/80,915.86 = 31,777.18/x
  3. Step 3: Cross multiply
    58,634.68x = 80,915.86 × 31,777.18
  4. Step 4: Simplify right side
    58,634.68x = 2,571,277,355.04
  5. Step 5: Solve for x
    x = 2,571,277,355.04/58,634.68
  6. Step 6: Final answer
    x = 43,852.50

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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.