Home / 19,215.58-26,518.72-10,832.62

Finding the Fourth Proportional to 19,215.58, 26,518.72 and 10,832.62

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Solution

The fourth proportional to 19,215.58, 26,518.72 and 10,832.62 is: 14,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,215.58 : 26,518.72 = 10,832.62 : x
  2. Step 2: Convert to fraction form
    19,215.58/26,518.72 = 10,832.62/x
  3. Step 3: Cross multiply
    19,215.58x = 26,518.72 × 10,832.62
  4. Step 4: Simplify right side
    19,215.58x = 287,267,216.65
  5. Step 5: Solve for x
    x = 287,267,216.65/19,215.58
  6. Step 6: Final answer
    x = 14,949.70

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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.