Home / 40,915.37-61,373.79-12,834.83

Finding the Fourth Proportional to 40,915.37, 61,373.79 and 12,834.83

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Solution

The fourth proportional to 40,915.37, 61,373.79 and 12,834.83 is: 19,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,915.37 : 61,373.79 = 12,834.83 : x
  2. Step 2: Convert to fraction form
    40,915.37/61,373.79 = 12,834.83/x
  3. Step 3: Cross multiply
    40,915.37x = 61,373.79 × 12,834.83
  4. Step 4: Simplify right side
    40,915.37x = 787,721,854.24
  5. Step 5: Solve for x
    x = 787,721,854.24/40,915.37
  6. Step 6: Final answer
    x = 19,252.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.