Home / 30,854.30-46,271.86-11,130.29

Finding the Fourth Proportional to 30,854.30, 46,271.86 and 11,130.29

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Solution

The fourth proportional to 30,854.30, 46,271.86 and 11,130.29 is: 16,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854.30 : 46,271.86 = 11,130.29 : x
  2. Step 2: Convert to fraction form
    30,854.30/46,271.86 = 11,130.29/x
  3. Step 3: Cross multiply
    30,854.30x = 46,271.86 × 11,130.29
  4. Step 4: Simplify right side
    30,854.30x = 515,019,134.97
  5. Step 5: Solve for x
    x = 515,019,134.97/30,854.30
  6. Step 6: Final answer
    x = 16,691.98

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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.