Home / 31,916.85-44,053.02-18,485.94

Finding the Fourth Proportional to 31,916.85, 44,053.02 and 18,485.94

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Solution

The fourth proportional to 31,916.85, 44,053.02 and 18,485.94 is: 25,515.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,916.85 : 44,053.02 = 18,485.94 : x
  2. Step 2: Convert to fraction form
    31,916.85/44,053.02 = 18,485.94/x
  3. Step 3: Cross multiply
    31,916.85x = 44,053.02 × 18,485.94
  4. Step 4: Simplify right side
    31,916.85x = 814,361,392.11
  5. Step 5: Solve for x
    x = 814,361,392.11/31,916.85
  6. Step 6: Final answer
    x = 25,515.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.