Home / 36,445.12-50,295.80-20,312.44

Finding the Fourth Proportional to 36,445.12, 50,295.80 and 20,312.44

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Solution

The fourth proportional to 36,445.12, 50,295.80 and 20,312.44 is: 28,032.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,445.12 : 50,295.80 = 20,312.44 : x
  2. Step 2: Convert to fraction form
    36,445.12/50,295.80 = 20,312.44/x
  3. Step 3: Cross multiply
    36,445.12x = 50,295.80 × 20,312.44
  4. Step 4: Simplify right side
    36,445.12x = 1,021,630,066.71
  5. Step 5: Solve for x
    x = 1,021,630,066.71/36,445.12
  6. Step 6: Final answer
    x = 28,032.01

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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.