Home / 13,562.28-18,715.61-7,594.33

Finding the Fourth Proportional to 13,562.28, 18,715.61 and 7,594.33

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Solution

The fourth proportional to 13,562.28, 18,715.61 and 7,594.33 is: 10,479.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.28 : 18,715.61 = 7,594.33 : x
  2. Step 2: Convert to fraction form
    13,562.28/18,715.61 = 7,594.33/x
  3. Step 3: Cross multiply
    13,562.28x = 18,715.61 × 7,594.33
  4. Step 4: Simplify right side
    13,562.28x = 142,132,518.49
  5. Step 5: Solve for x
    x = 142,132,518.49/13,562.28
  6. Step 6: Final answer
    x = 10,479.99

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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.