Home / 19,437.47-26,825.53-11,053.97

Finding the Fourth Proportional to 19,437.47, 26,825.53 and 11,053.97

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Solution

The fourth proportional to 19,437.47, 26,825.53 and 11,053.97 is: 15,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.47 : 26,825.53 = 11,053.97 : x
  2. Step 2: Convert to fraction form
    19,437.47/26,825.53 = 11,053.97/x
  3. Step 3: Cross multiply
    19,437.47x = 26,825.53 × 11,053.97
  4. Step 4: Simplify right side
    19,437.47x = 296,528,563.41
  5. Step 5: Solve for x
    x = 296,528,563.41/19,437.47
  6. Step 6: Final answer
    x = 15,255.51

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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.