Home / 37,705.13-52,033.08-20,938.13

Finding the Fourth Proportional to 37,705.13, 52,033.08 and 20,938.13

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Solution

The fourth proportional to 37,705.13, 52,033.08 and 20,938.13 is: 28,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,705.13 : 52,033.08 = 20,938.13 : x
  2. Step 2: Convert to fraction form
    37,705.13/52,033.08 = 20,938.13/x
  3. Step 3: Cross multiply
    37,705.13x = 52,033.08 × 20,938.13
  4. Step 4: Simplify right side
    37,705.13x = 1,089,475,133.18
  5. Step 5: Solve for x
    x = 1,089,475,133.18/37,705.13
  6. Step 6: Final answer
    x = 28,894.62

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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.