Home / 19,012.84-26,236.26-10,628.20

Finding the Fourth Proportional to 19,012.84, 26,236.26 and 10,628.20

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Solution

The fourth proportional to 19,012.84, 26,236.26 and 10,628.20 is: 14,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.84 : 26,236.26 = 10,628.20 : x
  2. Step 2: Convert to fraction form
    19,012.84/26,236.26 = 10,628.20/x
  3. Step 3: Cross multiply
    19,012.84x = 26,236.26 × 10,628.20
  4. Step 4: Simplify right side
    19,012.84x = 278,844,218.53
  5. Step 5: Solve for x
    x = 278,844,218.53/19,012.84
  6. Step 6: Final answer
    x = 14,666.10

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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.