Home / 35,791.08-53,686.55-9,137.06

Finding the Fourth Proportional to 35,791.08, 53,686.55 and 9,137.06

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Solution

The fourth proportional to 35,791.08, 53,686.55 and 9,137.06 is: 13,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,791.08 : 53,686.55 = 9,137.06 : x
  2. Step 2: Convert to fraction form
    35,791.08/53,686.55 = 9,137.06/x
  3. Step 3: Cross multiply
    35,791.08x = 53,686.55 × 9,137.06
  4. Step 4: Simplify right side
    35,791.08x = 490,537,228.54
  5. Step 5: Solve for x
    x = 490,537,228.54/35,791.08
  6. Step 6: Final answer
    x = 13,705.57

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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.