Home / 30,868.59-46,275.40-11,142.77

Finding the Fourth Proportional to 30,868.59, 46,275.40 and 11,142.77

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Solution

The fourth proportional to 30,868.59, 46,275.40 and 11,142.77 is: 16,704.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868.59 : 46,275.40 = 11,142.77 : x
  2. Step 2: Convert to fraction form
    30,868.59/46,275.40 = 11,142.77/x
  3. Step 3: Cross multiply
    30,868.59x = 46,275.40 × 11,142.77
  4. Step 4: Simplify right side
    30,868.59x = 515,635,921.41
  5. Step 5: Solve for x
    x = 515,635,921.41/30,868.59
  6. Step 6: Final answer
    x = 16,704.22

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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.