Home / 32,628.99-45,026.43-18,287.07

Finding the Fourth Proportional to 32,628.99, 45,026.43 and 18,287.07

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Solution

The fourth proportional to 32,628.99, 45,026.43 and 18,287.07 is: 25,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,628.99 : 45,026.43 = 18,287.07 : x
  2. Step 2: Convert to fraction form
    32,628.99/45,026.43 = 18,287.07/x
  3. Step 3: Cross multiply
    32,628.99x = 45,026.43 × 18,287.07
  4. Step 4: Simplify right side
    32,628.99x = 823,401,477.26
  5. Step 5: Solve for x
    x = 823,401,477.26/32,628.99
  6. Step 6: Final answer
    x = 25,235.27

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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.