Home / 34,904.48-48,146.59-30,438.95

Finding the Fourth Proportional to 34,904.48, 48,146.59 and 30,438.95

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Solution

The fourth proportional to 34,904.48, 48,146.59 and 30,438.95 is: 41,986.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,904.48 : 48,146.59 = 30,438.95 : x
  2. Step 2: Convert to fraction form
    34,904.48/48,146.59 = 30,438.95/x
  3. Step 3: Cross multiply
    34,904.48x = 48,146.59 × 30,438.95
  4. Step 4: Simplify right side
    34,904.48x = 1,465,531,493.49
  5. Step 5: Solve for x
    x = 1,465,531,493.49/34,904.48
  6. Step 6: Final answer
    x = 41,986.92

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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.