Home / 34,962.72-52,415.04-13,889.76

Finding the Fourth Proportional to 34,962.72, 52,415.04 and 13,889.76

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Solution

The fourth proportional to 34,962.72, 52,415.04 and 13,889.76 is: 20,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,962.72 : 52,415.04 = 13,889.76 : x
  2. Step 2: Convert to fraction form
    34,962.72/52,415.04 = 13,889.76/x
  3. Step 3: Cross multiply
    34,962.72x = 52,415.04 × 13,889.76
  4. Step 4: Simplify right side
    34,962.72x = 728,032,325.99
  5. Step 5: Solve for x
    x = 728,032,325.99/34,962.72
  6. Step 6: Final answer
    x = 20,823.10

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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.