Home / 19,236.78-26,543.47-10,738.46

Finding the Fourth Proportional to 19,236.78, 26,543.47 and 10,738.46

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Solution

The fourth proportional to 19,236.78, 26,543.47 and 10,738.46 is: 14,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.78 : 26,543.47 = 10,738.46 : x
  2. Step 2: Convert to fraction form
    19,236.78/26,543.47 = 10,738.46/x
  3. Step 3: Cross multiply
    19,236.78x = 26,543.47 × 10,738.46
  4. Step 4: Simplify right side
    19,236.78x = 285,036,030.37
  5. Step 5: Solve for x
    x = 285,036,030.37/19,236.78
  6. Step 6: Final answer
    x = 14,817.24

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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.