Home / 30,528.36-45,797.13-10,807.11

Finding the Fourth Proportional to 30,528.36, 45,797.13 and 10,807.11

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Solution

The fourth proportional to 30,528.36, 45,797.13 and 10,807.11 is: 16,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528.36 : 45,797.13 = 10,807.11 : x
  2. Step 2: Convert to fraction form
    30,528.36/45,797.13 = 10,807.11/x
  3. Step 3: Cross multiply
    30,528.36x = 45,797.13 × 10,807.11
  4. Step 4: Simplify right side
    30,528.36x = 494,934,621.59
  5. Step 5: Solve for x
    x = 494,934,621.59/30,528.36
  6. Step 6: Final answer
    x = 16,212.29

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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.