Home / 30,802.28-46,207.02-10,805.66

Finding the Fourth Proportional to 30,802.28, 46,207.02 and 10,805.66

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Solution

The fourth proportional to 30,802.28, 46,207.02 and 10,805.66 is: 16,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802.28 : 46,207.02 = 10,805.66 : x
  2. Step 2: Convert to fraction form
    30,802.28/46,207.02 = 10,805.66/x
  3. Step 3: Cross multiply
    30,802.28x = 46,207.02 × 10,805.66
  4. Step 4: Simplify right side
    30,802.28x = 499,297,347.73
  5. Step 5: Solve for x
    x = 499,297,347.73/30,802.28
  6. Step 6: Final answer
    x = 16,209.75

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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.