Home / 37,438.35-51,673.59-21,531.98

Finding the Fourth Proportional to 37,438.35, 51,673.59 and 21,531.98

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Solution

The fourth proportional to 37,438.35, 51,673.59 and 21,531.98 is: 29,719.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,438.35 : 51,673.59 = 21,531.98 : x
  2. Step 2: Convert to fraction form
    37,438.35/51,673.59 = 21,531.98/x
  3. Step 3: Cross multiply
    37,438.35x = 51,673.59 × 21,531.98
  4. Step 4: Simplify right side
    37,438.35x = 1,112,634,448.04
  5. Step 5: Solve for x
    x = 1,112,634,448.04/37,438.35
  6. Step 6: Final answer
    x = 29,719.11

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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.