Home / 19,400.37-29,104.88-10,630.77

Finding the Fourth Proportional to 19,400.37, 29,104.88 and 10,630.77

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Solution

The fourth proportional to 19,400.37, 29,104.88 and 10,630.77 is: 15,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.37 : 29,104.88 = 10,630.77 : x
  2. Step 2: Convert to fraction form
    19,400.37/29,104.88 = 10,630.77/x
  3. Step 3: Cross multiply
    19,400.37x = 29,104.88 × 10,630.77
  4. Step 4: Simplify right side
    19,400.37x = 309,407,285.16
  5. Step 5: Solve for x
    x = 309,407,285.16/19,400.37
  6. Step 6: Final answer
    x = 15,948.52

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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.