Home / 18,027.87-24,875.61-10,856.03

Finding the Fourth Proportional to 18,027.87, 24,875.61 and 10,856.03

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Solution

The fourth proportional to 18,027.87, 24,875.61 and 10,856.03 is: 14,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.87 : 24,875.61 = 10,856.03 : x
  2. Step 2: Convert to fraction form
    18,027.87/24,875.61 = 10,856.03/x
  3. Step 3: Cross multiply
    18,027.87x = 24,875.61 × 10,856.03
  4. Step 4: Simplify right side
    18,027.87x = 270,050,203.34
  5. Step 5: Solve for x
    x = 270,050,203.34/18,027.87
  6. Step 6: Final answer
    x = 14,979.60

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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.