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Finding the Fourth Proportional to 33,921, 50,881.59 and 10,547.46

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Solution

The fourth proportional to 33,921, 50,881.59 and 10,547.46 is: 15,821.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921 : 50,881.59 = 10,547.46 : x
  2. Step 2: Convert to fraction form
    33,921/50,881.59 = 10,547.46/x
  3. Step 3: Cross multiply
    33,921x = 50,881.59 × 10,547.46
  4. Step 4: Simplify right side
    33,921x = 536,671,535.26
  5. Step 5: Solve for x
    x = 536,671,535.26/33,921
  6. Step 6: Final answer
    x = 15,821.22

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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.