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Finding the Fourth Proportional to 14,273.12, 19,703.64 and 10,737.68

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Solution

The fourth proportional to 14,273.12, 19,703.64 and 10,737.68 is: 14,823.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.12 : 19,703.64 = 10,737.68 : x
  2. Step 2: Convert to fraction form
    14,273.12/19,703.64 = 10,737.68/x
  3. Step 3: Cross multiply
    14,273.12x = 19,703.64 × 10,737.68
  4. Step 4: Simplify right side
    14,273.12x = 211,571,381.16
  5. Step 5: Solve for x
    x = 211,571,381.16/14,273.12
  6. Step 6: Final answer
    x = 14,823.06

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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.