Home / 18,374.24-25,359.97-10,416.50

Finding the Fourth Proportional to 18,374.24, 25,359.97 and 10,416.50

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Solution

The fourth proportional to 18,374.24, 25,359.97 and 10,416.50 is: 14,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374.24 : 25,359.97 = 10,416.50 : x
  2. Step 2: Convert to fraction form
    18,374.24/25,359.97 = 10,416.50/x
  3. Step 3: Cross multiply
    18,374.24x = 25,359.97 × 10,416.50
  4. Step 4: Simplify right side
    18,374.24x = 264,162,000.71
  5. Step 5: Solve for x
    x = 264,162,000.71/18,374.24
  6. Step 6: Final answer
    x = 14,376.76

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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.