Home / 30,525.09-45,788.24-13,873.51

Finding the Fourth Proportional to 30,525.09, 45,788.24 and 13,873.51

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Solution

The fourth proportional to 30,525.09, 45,788.24 and 13,873.51 is: 20,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,525.09 : 45,788.24 = 13,873.51 : x
  2. Step 2: Convert to fraction form
    30,525.09/45,788.24 = 13,873.51/x
  3. Step 3: Cross multiply
    30,525.09x = 45,788.24 × 13,873.51
  4. Step 4: Simplify right side
    30,525.09x = 635,243,605.52
  5. Step 5: Solve for x
    x = 635,243,605.52/30,525.09
  6. Step 6: Final answer
    x = 20,810.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.