Home / 13,264.27-18,304.39-7,295.81

Finding the Fourth Proportional to 13,264.27, 18,304.39 and 7,295.81

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Solution

The fourth proportional to 13,264.27, 18,304.39 and 7,295.81 is: 10,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.27 : 18,304.39 = 7,295.81 : x
  2. Step 2: Convert to fraction form
    13,264.27/18,304.39 = 7,295.81/x
  3. Step 3: Cross multiply
    13,264.27x = 18,304.39 × 7,295.81
  4. Step 4: Simplify right side
    13,264.27x = 133,545,269.20
  5. Step 5: Solve for x
    x = 133,545,269.20/13,264.27
  6. Step 6: Final answer
    x = 10,068.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.