Home / 32,837.85-45,317.35-19,420.61

Finding the Fourth Proportional to 32,837.85, 45,317.35 and 19,420.61

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Solution

The fourth proportional to 32,837.85, 45,317.35 and 19,420.61 is: 26,801.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,837.85 : 45,317.35 = 19,420.61 : x
  2. Step 2: Convert to fraction form
    32,837.85/45,317.35 = 19,420.61/x
  3. Step 3: Cross multiply
    32,837.85x = 45,317.35 × 19,420.61
  4. Step 4: Simplify right side
    32,837.85x = 880,090,378.27
  5. Step 5: Solve for x
    x = 880,090,378.27/32,837.85
  6. Step 6: Final answer
    x = 26,801.10

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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.