Home / 19,439.76-26,825.16-11,482.32

Finding the Fourth Proportional to 19,439.76, 26,825.16 and 11,482.32

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Solution

The fourth proportional to 19,439.76, 26,825.16 and 11,482.32 is: 15,844.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.76 : 26,825.16 = 11,482.32 : x
  2. Step 2: Convert to fraction form
    19,439.76/26,825.16 = 11,482.32/x
  3. Step 3: Cross multiply
    19,439.76x = 26,825.16 × 11,482.32
  4. Step 4: Simplify right side
    19,439.76x = 308,015,071.17
  5. Step 5: Solve for x
    x = 308,015,071.17/19,439.76
  6. Step 6: Final answer
    x = 15,844.59

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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.