Home / 37,358.50-51,554.40-20,362.74

Finding the Fourth Proportional to 37,358.50, 51,554.40 and 20,362.74

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Solution

The fourth proportional to 37,358.50, 51,554.40 and 20,362.74 is: 28,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358.50 : 51,554.40 = 20,362.74 : x
  2. Step 2: Convert to fraction form
    37,358.50/51,554.40 = 20,362.74/x
  3. Step 3: Cross multiply
    37,358.50x = 51,554.40 × 20,362.74
  4. Step 4: Simplify right side
    37,358.50x = 1,049,788,843.06
  5. Step 5: Solve for x
    x = 1,049,788,843.06/37,358.50
  6. Step 6: Final answer
    x = 28,100.40

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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.