Home / 39,476.72-59,214.24-12,822.68

Finding the Fourth Proportional to 39,476.72, 59,214.24 and 12,822.68

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Solution

The fourth proportional to 39,476.72, 59,214.24 and 12,822.68 is: 19,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,476.72 : 59,214.24 = 12,822.68 : x
  2. Step 2: Convert to fraction form
    39,476.72/59,214.24 = 12,822.68/x
  3. Step 3: Cross multiply
    39,476.72x = 59,214.24 × 12,822.68
  4. Step 4: Simplify right side
    39,476.72x = 759,284,954.89
  5. Step 5: Solve for x
    x = 759,284,954.89/39,476.72
  6. Step 6: Final answer
    x = 19,233.74

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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.