Home / 19,235.94-26,538.15-11,275.26

Finding the Fourth Proportional to 19,235.94, 26,538.15 and 11,275.26

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Solution

The fourth proportional to 19,235.94, 26,538.15 and 11,275.26 is: 15,555.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.94 : 26,538.15 = 11,275.26 : x
  2. Step 2: Convert to fraction form
    19,235.94/26,538.15 = 11,275.26/x
  3. Step 3: Cross multiply
    19,235.94x = 26,538.15 × 11,275.26
  4. Step 4: Simplify right side
    19,235.94x = 299,224,541.17
  5. Step 5: Solve for x
    x = 299,224,541.17/19,235.94
  6. Step 6: Final answer
    x = 15,555.49

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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.