Home / 35,845.93-53,767.68-13,658.51

Finding the Fourth Proportional to 35,845.93, 53,767.68 and 13,658.51

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Solution

The fourth proportional to 35,845.93, 53,767.68 and 13,658.51 is: 20,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,845.93 : 53,767.68 = 13,658.51 : x
  2. Step 2: Convert to fraction form
    35,845.93/53,767.68 = 13,658.51/x
  3. Step 3: Cross multiply
    35,845.93x = 53,767.68 × 13,658.51
  4. Step 4: Simplify right side
    35,845.93x = 734,386,394.96
  5. Step 5: Solve for x
    x = 734,386,394.96/35,845.93
  6. Step 6: Final answer
    x = 20,487.30

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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.