Home / 32,625.57-45,021.78-18,478.52

Finding the Fourth Proportional to 32,625.57, 45,021.78 and 18,478.52

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Solution

The fourth proportional to 32,625.57, 45,021.78 and 18,478.52 is: 25,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,625.57 : 45,021.78 = 18,478.52 : x
  2. Step 2: Convert to fraction form
    32,625.57/45,021.78 = 18,478.52/x
  3. Step 3: Cross multiply
    32,625.57x = 45,021.78 × 18,478.52
  4. Step 4: Simplify right side
    32,625.57x = 831,935,637.06
  5. Step 5: Solve for x
    x = 831,935,637.06/32,625.57
  6. Step 6: Final answer
    x = 25,499.50

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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.