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Finding the Fourth Proportional to 33,762.13, 50,639.09 and 14,038.13

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Solution

The fourth proportional to 33,762.13, 50,639.09 and 14,038.13 is: 21,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,762.13 : 50,639.09 = 14,038.13 : x
  2. Step 2: Convert to fraction form
    33,762.13/50,639.09 = 14,038.13/x
  3. Step 3: Cross multiply
    33,762.13x = 50,639.09 × 14,038.13
  4. Step 4: Simplify right side
    33,762.13x = 710,877,979.03
  5. Step 5: Solve for x
    x = 710,877,979.03/33,762.13
  6. Step 6: Final answer
    x = 21,055.48

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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.