Home / 39,466.97-59,199.62-12,812.92

Finding the Fourth Proportional to 39,466.97, 59,199.62 and 12,812.92

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Solution

The fourth proportional to 39,466.97, 59,199.62 and 12,812.92 is: 19,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,466.97 : 59,199.62 = 12,812.92 : x
  2. Step 2: Convert to fraction form
    39,466.97/59,199.62 = 12,812.92/x
  3. Step 3: Cross multiply
    39,466.97x = 59,199.62 × 12,812.92
  4. Step 4: Simplify right side
    39,466.97x = 758,519,931.03
  5. Step 5: Solve for x
    x = 758,519,931.03/39,466.97
  6. Step 6: Final answer
    x = 19,219.11

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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.