Home / 14,458.41-21,711.16-8,946.87

Finding the Fourth Proportional to 14,458.41, 21,711.16 and 8,946.87

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Solution

The fourth proportional to 14,458.41, 21,711.16 and 8,946.87 is: 13,434.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.41 : 21,711.16 = 8,946.87 : x
  2. Step 2: Convert to fraction form
    14,458.41/21,711.16 = 8,946.87/x
  3. Step 3: Cross multiply
    14,458.41x = 21,711.16 × 8,946.87
  4. Step 4: Simplify right side
    14,458.41x = 194,246,855.84
  5. Step 5: Solve for x
    x = 194,246,855.84/14,458.41
  6. Step 6: Final answer
    x = 13,434.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.