Home / 37,445.32-51,673.76-20,448.90

Finding the Fourth Proportional to 37,445.32, 51,673.76 and 20,448.90

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Solution

The fourth proportional to 37,445.32, 51,673.76 and 20,448.90 is: 28,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445.32 : 51,673.76 = 20,448.90 : x
  2. Step 2: Convert to fraction form
    37,445.32/51,673.76 = 20,448.90/x
  3. Step 3: Cross multiply
    37,445.32x = 51,673.76 × 20,448.90
  4. Step 4: Simplify right side
    37,445.32x = 1,056,671,550.86
  5. Step 5: Solve for x
    x = 1,056,671,550.86/37,445.32
  6. Step 6: Final answer
    x = 28,219.06

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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.