Home / 30,898.28-46,351.02-11,186.12

Finding the Fourth Proportional to 30,898.28, 46,351.02 and 11,186.12

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Solution

The fourth proportional to 30,898.28, 46,351.02 and 11,186.12 is: 16,780.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898.28 : 46,351.02 = 11,186.12 : x
  2. Step 2: Convert to fraction form
    30,898.28/46,351.02 = 11,186.12/x
  3. Step 3: Cross multiply
    30,898.28x = 46,351.02 × 11,186.12
  4. Step 4: Simplify right side
    30,898.28x = 518,488,071.84
  5. Step 5: Solve for x
    x = 518,488,071.84/30,898.28
  6. Step 6: Final answer
    x = 16,780.48

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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.