Home / 35,699.33-53,556.51-13,512.22

Finding the Fourth Proportional to 35,699.33, 53,556.51 and 13,512.22

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Solution

The fourth proportional to 35,699.33, 53,556.51 and 13,512.22 is: 20,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,699.33 : 53,556.51 = 13,512.22 : x
  2. Step 2: Convert to fraction form
    35,699.33/53,556.51 = 13,512.22/x
  3. Step 3: Cross multiply
    35,699.33x = 53,556.51 × 13,512.22
  4. Step 4: Simplify right side
    35,699.33x = 723,667,345.55
  5. Step 5: Solve for x
    x = 723,667,345.55/35,699.33
  6. Step 6: Final answer
    x = 20,271.17

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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.