Home / 35,555.30-53,315.04-11,854.44

Finding the Fourth Proportional to 35,555.30, 53,315.04 and 11,854.44

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Solution

The fourth proportional to 35,555.30, 53,315.04 and 11,854.44 is: 17,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,555.30 : 53,315.04 = 11,854.44 : x
  2. Step 2: Convert to fraction form
    35,555.30/53,315.04 = 11,854.44/x
  3. Step 3: Cross multiply
    35,555.30x = 53,315.04 × 11,854.44
  4. Step 4: Simplify right side
    35,555.30x = 632,019,942.78
  5. Step 5: Solve for x
    x = 632,019,942.78/35,555.30
  6. Step 6: Final answer
    x = 17,775.69

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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.