Home / 37,239.58-51,376.08-21,315.52

Finding the Fourth Proportional to 37,239.58, 51,376.08 and 21,315.52

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Solution

The fourth proportional to 37,239.58, 51,376.08 and 21,315.52 is: 29,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,239.58 : 51,376.08 = 21,315.52 : x
  2. Step 2: Convert to fraction form
    37,239.58/51,376.08 = 21,315.52/x
  3. Step 3: Cross multiply
    37,239.58x = 51,376.08 × 21,315.52
  4. Step 4: Simplify right side
    37,239.58x = 1,095,107,860.76
  5. Step 5: Solve for x
    x = 1,095,107,860.76/37,239.58
  6. Step 6: Final answer
    x = 29,407.09

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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.