Home / 35,650.81-49,199.61-19,735.03

Finding the Fourth Proportional to 35,650.81, 49,199.61 and 19,735.03

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Solution

The fourth proportional to 35,650.81, 49,199.61 and 19,735.03 is: 27,235.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,650.81 : 49,199.61 = 19,735.03 : x
  2. Step 2: Convert to fraction form
    35,650.81/49,199.61 = 19,735.03/x
  3. Step 3: Cross multiply
    35,650.81x = 49,199.61 × 19,735.03
  4. Step 4: Simplify right side
    35,650.81x = 970,955,779.34
  5. Step 5: Solve for x
    x = 970,955,779.34/35,650.81
  6. Step 6: Final answer
    x = 27,235.17

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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.