Home / 52,701.36-79,083.21-19,444.80

Finding the Fourth Proportional to 52,701.36, 79,083.21 and 19,444.80

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Solution

The fourth proportional to 52,701.36, 79,083.21 and 19,444.80 is: 29,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,701.36 : 79,083.21 = 19,444.80 : x
  2. Step 2: Convert to fraction form
    52,701.36/79,083.21 = 19,444.80/x
  3. Step 3: Cross multiply
    52,701.36x = 79,083.21 × 19,444.80
  4. Step 4: Simplify right side
    52,701.36x = 1,537,757,201.81
  5. Step 5: Solve for x
    x = 1,537,757,201.81/52,701.36
  6. Step 6: Final answer
    x = 29,178.70

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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.