Home / 36,931.74-50,970.08-20,799.19

Finding the Fourth Proportional to 36,931.74, 50,970.08 and 20,799.19

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Solution

The fourth proportional to 36,931.74, 50,970.08 and 20,799.19 is: 28,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.74 : 50,970.08 = 20,799.19 : x
  2. Step 2: Convert to fraction form
    36,931.74/50,970.08 = 20,799.19/x
  3. Step 3: Cross multiply
    36,931.74x = 50,970.08 × 20,799.19
  4. Step 4: Simplify right side
    36,931.74x = 1,060,136,378.24
  5. Step 5: Solve for x
    x = 1,060,136,378.24/36,931.74
  6. Step 6: Final answer
    x = 28,705.29

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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.