Home / 19,211.58-26,513.19-10,828.62

Finding the Fourth Proportional to 19,211.58, 26,513.19 and 10,828.62

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Solution

The fourth proportional to 19,211.58, 26,513.19 and 10,828.62 is: 14,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.58 : 26,513.19 = 10,828.62 : x
  2. Step 2: Convert to fraction form
    19,211.58/26,513.19 = 10,828.62/x
  3. Step 3: Cross multiply
    19,211.58x = 26,513.19 × 10,828.62
  4. Step 4: Simplify right side
    19,211.58x = 287,101,259.50
  5. Step 5: Solve for x
    x = 287,101,259.50/19,211.58
  6. Step 6: Final answer
    x = 14,944.18

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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.