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Finding the Fourth Proportional to 19,060.70, 26,303.76 and 11,608.70

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Solution

The fourth proportional to 19,060.70, 26,303.76 and 11,608.70 is: 16,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.70 : 26,303.76 = 11,608.70 : x
  2. Step 2: Convert to fraction form
    19,060.70/26,303.76 = 11,608.70/x
  3. Step 3: Cross multiply
    19,060.70x = 26,303.76 × 11,608.70
  4. Step 4: Simplify right side
    19,060.70x = 305,352,327.19
  5. Step 5: Solve for x
    x = 305,352,327.19/19,060.70
  6. Step 6: Final answer
    x = 16,020.00

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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.