Home / 30,333.13-45,506.18-10,612.33

Finding the Fourth Proportional to 30,333.13, 45,506.18 and 10,612.33

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Solution

The fourth proportional to 30,333.13, 45,506.18 and 10,612.33 is: 15,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.13 : 45,506.18 = 10,612.33 : x
  2. Step 2: Convert to fraction form
    30,333.13/45,506.18 = 10,612.33/x
  3. Step 3: Cross multiply
    30,333.13x = 45,506.18 × 10,612.33
  4. Step 4: Simplify right side
    30,333.13x = 482,926,599.20
  5. Step 5: Solve for x
    x = 482,926,599.20/30,333.13
  6. Step 6: Final answer
    x = 15,920.76

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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.