Home / 30,359.26-45,541.31-9,300.97

Finding the Fourth Proportional to 30,359.26, 45,541.31 and 9,300.97

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Solution

The fourth proportional to 30,359.26, 45,541.31 and 9,300.97 is: 13,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,359.26 : 45,541.31 = 9,300.97 : x
  2. Step 2: Convert to fraction form
    30,359.26/45,541.31 = 9,300.97/x
  3. Step 3: Cross multiply
    30,359.26x = 45,541.31 × 9,300.97
  4. Step 4: Simplify right side
    30,359.26x = 423,578,358.07
  5. Step 5: Solve for x
    x = 423,578,358.07/30,359.26
  6. Step 6: Final answer
    x = 13,952.20

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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.