Home / 19,764.06-29,471.76-19,586.28

Finding the Fourth Proportional to 19,764.06, 29,471.76 and 19,586.28

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Solution

The fourth proportional to 19,764.06, 29,471.76 and 19,586.28 is: 29,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,764.06 : 29,471.76 = 19,586.28 : x
  2. Step 2: Convert to fraction form
    19,764.06/29,471.76 = 19,586.28/x
  3. Step 3: Cross multiply
    19,764.06x = 29,471.76 × 19,586.28
  4. Step 4: Simplify right side
    19,764.06x = 577,242,143.45
  5. Step 5: Solve for x
    x = 577,242,143.45/19,764.06
  6. Step 6: Final answer
    x = 29,206.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.