Home / 23,131.74-34,692.41-10,639.76

Finding the Fourth Proportional to 23,131.74, 34,692.41 and 10,639.76

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Solution

The fourth proportional to 23,131.74, 34,692.41 and 10,639.76 is: 15,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,131.74 : 34,692.41 = 10,639.76 : x
  2. Step 2: Convert to fraction form
    23,131.74/34,692.41 = 10,639.76/x
  3. Step 3: Cross multiply
    23,131.74x = 34,692.41 × 10,639.76
  4. Step 4: Simplify right side
    23,131.74x = 369,118,916.22
  5. Step 5: Solve for x
    x = 369,118,916.22/23,131.74
  6. Step 6: Final answer
    x = 15,957.25

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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.