Home / 26,484.96-39,690.54-19,903.46

Finding the Fourth Proportional to 26,484.96, 39,690.54 and 19,903.46

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Solution

The fourth proportional to 26,484.96, 39,690.54 and 19,903.46 is: 29,827.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,484.96 : 39,690.54 = 19,903.46 : x
  2. Step 2: Convert to fraction form
    26,484.96/39,690.54 = 19,903.46/x
  3. Step 3: Cross multiply
    26,484.96x = 39,690.54 × 19,903.46
  4. Step 4: Simplify right side
    26,484.96x = 789,979,075.27
  5. Step 5: Solve for x
    x = 789,979,075.27/26,484.96
  6. Step 6: Final answer
    x = 29,827.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.