Home / 37,292.16-51,464.64-20,526.72

Finding the Fourth Proportional to 37,292.16, 51,464.64 and 20,526.72

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Solution

The fourth proportional to 37,292.16, 51,464.64 and 20,526.72 is: 28,327.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,292.16 : 51,464.64 = 20,526.72 : x
  2. Step 2: Convert to fraction form
    37,292.16/51,464.64 = 20,526.72/x
  3. Step 3: Cross multiply
    37,292.16x = 51,464.64 × 20,526.72
  4. Step 4: Simplify right side
    37,292.16x = 1,056,400,255.18
  5. Step 5: Solve for x
    x = 1,056,400,255.18/37,292.16
  6. Step 6: Final answer
    x = 28,327.68

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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.