Home / 32,851.36-45,342.98-18,712.56

Finding the Fourth Proportional to 32,851.36, 45,342.98 and 18,712.56

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Solution

The fourth proportional to 32,851.36, 45,342.98 and 18,712.56 is: 25,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,851.36 : 45,342.98 = 18,712.56 : x
  2. Step 2: Convert to fraction form
    32,851.36/45,342.98 = 18,712.56/x
  3. Step 3: Cross multiply
    32,851.36x = 45,342.98 × 18,712.56
  4. Step 4: Simplify right side
    32,851.36x = 848,483,233.83
  5. Step 5: Solve for x
    x = 848,483,233.83/32,851.36
  6. Step 6: Final answer
    x = 25,827.95

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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.