Home / 19,010.55-26,234.10-10,512.45

Finding the Fourth Proportional to 19,010.55, 26,234.10 and 10,512.45

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Solution

The fourth proportional to 19,010.55, 26,234.10 and 10,512.45 is: 14,506.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.55 : 26,234.10 = 10,512.45 : x
  2. Step 2: Convert to fraction form
    19,010.55/26,234.10 = 10,512.45/x
  3. Step 3: Cross multiply
    19,010.55x = 26,234.10 × 10,512.45
  4. Step 4: Simplify right side
    19,010.55x = 275,784,664.55
  5. Step 5: Solve for x
    x = 275,784,664.55/19,010.55
  6. Step 6: Final answer
    x = 14,506.93

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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.