Home / 31,984.78-44,136.75-17,838.46

Finding the Fourth Proportional to 31,984.78, 44,136.75 and 17,838.46

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Solution

The fourth proportional to 31,984.78, 44,136.75 and 17,838.46 is: 24,615.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984.78 : 44,136.75 = 17,838.46 : x
  2. Step 2: Convert to fraction form
    31,984.78/44,136.75 = 17,838.46/x
  3. Step 3: Cross multiply
    31,984.78x = 44,136.75 × 17,838.46
  4. Step 4: Simplify right side
    31,984.78x = 787,331,649.41
  5. Step 5: Solve for x
    x = 787,331,649.41/31,984.78
  6. Step 6: Final answer
    x = 24,615.82

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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.