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Finding the Fourth Proportional to 14,224.66, 21,337.02 and 7,653.94

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Solution

The fourth proportional to 14,224.66, 21,337.02 and 7,653.94 is: 11,480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.66 : 21,337.02 = 7,653.94 : x
  2. Step 2: Convert to fraction form
    14,224.66/21,337.02 = 7,653.94/x
  3. Step 3: Cross multiply
    14,224.66x = 21,337.02 × 7,653.94
  4. Step 4: Simplify right side
    14,224.66x = 163,312,270.86
  5. Step 5: Solve for x
    x = 163,312,270.86/14,224.66
  6. Step 6: Final answer
    x = 11,480.93

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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.