Home / 32,840.17-45,319.72-18,693.92

Finding the Fourth Proportional to 32,840.17, 45,319.72 and 18,693.92

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Solution

The fourth proportional to 32,840.17, 45,319.72 and 18,693.92 is: 25,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,840.17 : 45,319.72 = 18,693.92 : x
  2. Step 2: Convert to fraction form
    32,840.17/45,319.72 = 18,693.92/x
  3. Step 3: Cross multiply
    32,840.17x = 45,319.72 × 18,693.92
  4. Step 4: Simplify right side
    32,840.17x = 847,203,220.10
  5. Step 5: Solve for x
    x = 847,203,220.10/32,840.17
  6. Step 6: Final answer
    x = 25,797.77

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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.