Home / 19,239.98-28,870.77-8,852.54

Finding the Fourth Proportional to 19,239.98, 28,870.77 and 8,852.54

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Solution

The fourth proportional to 19,239.98, 28,870.77 and 8,852.54 is: 13,283.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.98 : 28,870.77 = 8,852.54 : x
  2. Step 2: Convert to fraction form
    19,239.98/28,870.77 = 8,852.54/x
  3. Step 3: Cross multiply
    19,239.98x = 28,870.77 × 8,852.54
  4. Step 4: Simplify right side
    19,239.98x = 255,579,646.26
  5. Step 5: Solve for x
    x = 255,579,646.26/19,239.98
  6. Step 6: Final answer
    x = 13,283.78

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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.