Home / 19,929.35-29,887.04-5,885.63

Finding the Fourth Proportional to 19,929.35, 29,887.04 and 5,885.63

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Solution

The fourth proportional to 19,929.35, 29,887.04 and 5,885.63 is: 8,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929.35 : 29,887.04 = 5,885.63 : x
  2. Step 2: Convert to fraction form
    19,929.35/29,887.04 = 5,885.63/x
  3. Step 3: Cross multiply
    19,929.35x = 29,887.04 × 5,885.63
  4. Step 4: Simplify right side
    19,929.35x = 175,904,059.24
  5. Step 5: Solve for x
    x = 175,904,059.24/19,929.35
  6. Step 6: Final answer
    x = 8,826.38

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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.