Home / 30,032.73-45,053.24-10,308.72

Finding the Fourth Proportional to 30,032.73, 45,053.24 and 10,308.72

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Solution

The fourth proportional to 30,032.73, 45,053.24 and 10,308.72 is: 15,464.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,032.73 : 45,053.24 = 10,308.72 : x
  2. Step 2: Convert to fraction form
    30,032.73/45,053.24 = 10,308.72/x
  3. Step 3: Cross multiply
    30,032.73x = 45,053.24 × 10,308.72
  4. Step 4: Simplify right side
    30,032.73x = 464,441,184.71
  5. Step 5: Solve for x
    x = 464,441,184.71/30,032.73
  6. Step 6: Final answer
    x = 15,464.50

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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.