Home / 39,601.08-59,395.41-12,946.89

Finding the Fourth Proportional to 39,601.08, 59,395.41 and 12,946.89

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Solution

The fourth proportional to 39,601.08, 59,395.41 and 12,946.89 is: 19,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,601.08 : 59,395.41 = 12,946.89 : x
  2. Step 2: Convert to fraction form
    39,601.08/59,395.41 = 12,946.89/x
  3. Step 3: Cross multiply
    39,601.08x = 59,395.41 × 12,946.89
  4. Step 4: Simplify right side
    39,601.08x = 768,985,575.17
  5. Step 5: Solve for x
    x = 768,985,575.17/39,601.08
  6. Step 6: Final answer
    x = 19,418.30

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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.