Home / 14,293.41-19,718.61-8,624.99

Finding the Fourth Proportional to 14,293.41, 19,718.61 and 8,624.99

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Solution

The fourth proportional to 14,293.41, 19,718.61 and 8,624.99 is: 11,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.41 : 19,718.61 = 8,624.99 : x
  2. Step 2: Convert to fraction form
    14,293.41/19,718.61 = 8,624.99/x
  3. Step 3: Cross multiply
    14,293.41x = 19,718.61 × 8,624.99
  4. Step 4: Simplify right side
    14,293.41x = 170,072,814.06
  5. Step 5: Solve for x
    x = 170,072,814.06/14,293.41
  6. Step 6: Final answer
    x = 11,898.69

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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.