Home / 14,332.08-19,724.40-12,122.94

Finding the Fourth Proportional to 14,332.08, 19,724.40 and 12,122.94

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Solution

The fourth proportional to 14,332.08, 19,724.40 and 12,122.94 is: 16,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.08 : 19,724.40 = 12,122.94 : x
  2. Step 2: Convert to fraction form
    14,332.08/19,724.40 = 12,122.94/x
  3. Step 3: Cross multiply
    14,332.08x = 19,724.40 × 12,122.94
  4. Step 4: Simplify right side
    14,332.08x = 239,117,717.74
  5. Step 5: Solve for x
    x = 239,117,717.74/14,332.08
  6. Step 6: Final answer
    x = 16,684.09

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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.