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Finding the Fourth Proportional to 14,953.98, 22,434.48 and 8,384.70

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Solution

The fourth proportional to 14,953.98, 22,434.48 and 8,384.70 is: 12,579.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,953.98 : 22,434.48 = 8,384.70 : x
  2. Step 2: Convert to fraction form
    14,953.98/22,434.48 = 8,384.70/x
  3. Step 3: Cross multiply
    14,953.98x = 22,434.48 × 8,384.70
  4. Step 4: Simplify right side
    14,953.98x = 188,106,384.46
  5. Step 5: Solve for x
    x = 188,106,384.46/14,953.98
  6. Step 6: Final answer
    x = 12,579.02

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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.