Home / 35,586.63-49,109.09-19,670.81

Finding the Fourth Proportional to 35,586.63, 49,109.09 and 19,670.81

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Solution

The fourth proportional to 35,586.63, 49,109.09 and 19,670.81 is: 27,145.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,586.63 : 49,109.09 = 19,670.81 : x
  2. Step 2: Convert to fraction form
    35,586.63/49,109.09 = 19,670.81/x
  3. Step 3: Cross multiply
    35,586.63x = 49,109.09 × 19,670.81
  4. Step 4: Simplify right side
    35,586.63x = 966,015,234.76
  5. Step 5: Solve for x
    x = 966,015,234.76/35,586.63
  6. Step 6: Final answer
    x = 27,145.45

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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.