Home / 37,435.84-51,646.08-21,516.64

Finding the Fourth Proportional to 37,435.84, 51,646.08 and 21,516.64

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Solution

The fourth proportional to 37,435.84, 51,646.08 and 21,516.64 is: 29,684.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,435.84 : 51,646.08 = 21,516.64 : x
  2. Step 2: Convert to fraction form
    37,435.84/51,646.08 = 21,516.64/x
  3. Step 3: Cross multiply
    37,435.84x = 51,646.08 × 21,516.64
  4. Step 4: Simplify right side
    37,435.84x = 1,111,250,110.77
  5. Step 5: Solve for x
    x = 1,111,250,110.77/37,435.84
  6. Step 6: Final answer
    x = 29,684.12

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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.