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Finding the Fourth Proportional to 22,361.40, 33,547.14 and 7,569.48

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Solution

The fourth proportional to 22,361.40, 33,547.14 and 7,569.48 is: 11,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361.40 : 33,547.14 = 7,569.48 : x
  2. Step 2: Convert to fraction form
    22,361.40/33,547.14 = 7,569.48/x
  3. Step 3: Cross multiply
    22,361.40x = 33,547.14 × 7,569.48
  4. Step 4: Simplify right side
    22,361.40x = 253,934,405.29
  5. Step 5: Solve for x
    x = 253,934,405.29/22,361.40
  6. Step 6: Final answer
    x = 11,355.93

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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.