Home / 19,026.09-28,556.45-10,148.95

Finding the Fourth Proportional to 19,026.09, 28,556.45 and 10,148.95

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Solution

The fourth proportional to 19,026.09, 28,556.45 and 10,148.95 is: 15,232.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.09 : 28,556.45 = 10,148.95 : x
  2. Step 2: Convert to fraction form
    19,026.09/28,556.45 = 10,148.95/x
  3. Step 3: Cross multiply
    19,026.09x = 28,556.45 × 10,148.95
  4. Step 4: Simplify right side
    19,026.09x = 289,817,845.61
  5. Step 5: Solve for x
    x = 289,817,845.61/19,026.09
  6. Step 6: Final answer
    x = 15,232.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.