Home / 39,271.77-54,172.40-24,905.61

Finding the Fourth Proportional to 39,271.77, 54,172.40 and 24,905.61

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Solution

The fourth proportional to 39,271.77, 54,172.40 and 24,905.61 is: 34,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.77 : 54,172.40 = 24,905.61 : x
  2. Step 2: Convert to fraction form
    39,271.77/54,172.40 = 24,905.61/x
  3. Step 3: Cross multiply
    39,271.77x = 54,172.40 × 24,905.61
  4. Step 4: Simplify right side
    39,271.77x = 1,349,196,542.64
  5. Step 5: Solve for x
    x = 1,349,196,542.64/39,271.77
  6. Step 6: Final answer
    x = 34,355.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.