Home / 18,025.12-24,870.48-10,472.64

Finding the Fourth Proportional to 18,025.12, 24,870.48 and 10,472.64

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Solution

The fourth proportional to 18,025.12, 24,870.48 and 10,472.64 is: 14,449.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.12 : 24,870.48 = 10,472.64 : x
  2. Step 2: Convert to fraction form
    18,025.12/24,870.48 = 10,472.64/x
  3. Step 3: Cross multiply
    18,025.12x = 24,870.48 × 10,472.64
  4. Step 4: Simplify right side
    18,025.12x = 260,459,583.67
  5. Step 5: Solve for x
    x = 260,459,583.67/18,025.12
  6. Step 6: Final answer
    x = 14,449.81

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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.