Home / 35,450.64-53,176.14-9,153.57

Finding the Fourth Proportional to 35,450.64, 53,176.14 and 9,153.57

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Solution

The fourth proportional to 35,450.64, 53,176.14 and 9,153.57 is: 13,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,450.64 : 53,176.14 = 9,153.57 : x
  2. Step 2: Convert to fraction form
    35,450.64/53,176.14 = 9,153.57/x
  3. Step 3: Cross multiply
    35,450.64x = 53,176.14 × 9,153.57
  4. Step 4: Simplify right side
    35,450.64x = 486,751,519.82
  5. Step 5: Solve for x
    x = 486,751,519.82/35,450.64
  6. Step 6: Final answer
    x = 13,730.40

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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.