Home / 31,126.73-46,692.72-13,358.16

Finding the Fourth Proportional to 31,126.73, 46,692.72 and 13,358.16

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Solution

The fourth proportional to 31,126.73, 46,692.72 and 13,358.16 is: 20,038.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,126.73 : 46,692.72 = 13,358.16 : x
  2. Step 2: Convert to fraction form
    31,126.73/46,692.72 = 13,358.16/x
  3. Step 3: Cross multiply
    31,126.73x = 46,692.72 × 13,358.16
  4. Step 4: Simplify right side
    31,126.73x = 623,728,824.60
  5. Step 5: Solve for x
    x = 623,728,824.60/31,126.73
  6. Step 6: Final answer
    x = 20,038.37

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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.