Home / 19,370.22-29,070.90-10,012.99

Finding the Fourth Proportional to 19,370.22, 29,070.90 and 10,012.99

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Solution

The fourth proportional to 19,370.22, 29,070.90 and 10,012.99 is: 15,027.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.22 : 29,070.90 = 10,012.99 : x
  2. Step 2: Convert to fraction form
    19,370.22/29,070.90 = 10,012.99/x
  3. Step 3: Cross multiply
    19,370.22x = 29,070.90 × 10,012.99
  4. Step 4: Simplify right side
    19,370.22x = 291,086,630.99
  5. Step 5: Solve for x
    x = 291,086,630.99/19,370.22
  6. Step 6: Final answer
    x = 15,027.53

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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.