Home / 19,028.47-26,260.60-10,530.95

Finding the Fourth Proportional to 19,028.47, 26,260.60 and 10,530.95

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Solution

The fourth proportional to 19,028.47, 26,260.60 and 10,530.95 is: 14,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.47 : 26,260.60 = 10,530.95 : x
  2. Step 2: Convert to fraction form
    19,028.47/26,260.60 = 10,530.95/x
  3. Step 3: Cross multiply
    19,028.47x = 26,260.60 × 10,530.95
  4. Step 4: Simplify right side
    19,028.47x = 276,548,927.69
  5. Step 5: Solve for x
    x = 276,548,927.69/19,028.47
  6. Step 6: Final answer
    x = 14,533.43

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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.