Home / 37,998.29-52,437.81-20,771.01

Finding the Fourth Proportional to 37,998.29, 52,437.81 and 20,771.01

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Solution

The fourth proportional to 37,998.29, 52,437.81 and 20,771.01 is: 28,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,998.29 : 52,437.81 = 20,771.01 : x
  2. Step 2: Convert to fraction form
    37,998.29/52,437.81 = 20,771.01/x
  3. Step 3: Cross multiply
    37,998.29x = 52,437.81 × 20,771.01
  4. Step 4: Simplify right side
    37,998.29x = 1,089,186,031.04
  5. Step 5: Solve for x
    x = 1,089,186,031.04/37,998.29
  6. Step 6: Final answer
    x = 28,664.08

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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.