Home / 30,899.84-46,352.16-10,125.44

Finding the Fourth Proportional to 30,899.84, 46,352.16 and 10,125.44

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Solution

The fourth proportional to 30,899.84, 46,352.16 and 10,125.44 is: 15,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,899.84 : 46,352.16 = 10,125.44 : x
  2. Step 2: Convert to fraction form
    30,899.84/46,352.16 = 10,125.44/x
  3. Step 3: Cross multiply
    30,899.84x = 46,352.16 × 10,125.44
  4. Step 4: Simplify right side
    30,899.84x = 469,336,014.95
  5. Step 5: Solve for x
    x = 469,336,014.95/30,899.84
  6. Step 6: Final answer
    x = 15,188.95

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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.