Home / 13,562.30-18,713.81-7,594.22

Finding the Fourth Proportional to 13,562.30, 18,713.81 and 7,594.22

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Solution

The fourth proportional to 13,562.30, 18,713.81 and 7,594.22 is: 10,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.30 : 18,713.81 = 7,594.22 : x
  2. Step 2: Convert to fraction form
    13,562.30/18,713.81 = 7,594.22/x
  3. Step 3: Cross multiply
    13,562.30x = 18,713.81 × 7,594.22
  4. Step 4: Simplify right side
    13,562.30x = 142,116,790.18
  5. Step 5: Solve for x
    x = 142,116,790.18/13,562.30
  6. Step 6: Final answer
    x = 10,478.81

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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.