Home / 19,259.09-26,578.77-10,761.23

Finding the Fourth Proportional to 19,259.09, 26,578.77 and 10,761.23

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Solution

The fourth proportional to 19,259.09, 26,578.77 and 10,761.23 is: 14,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259.09 : 26,578.77 = 10,761.23 : x
  2. Step 2: Convert to fraction form
    19,259.09/26,578.77 = 10,761.23/x
  3. Step 3: Cross multiply
    19,259.09x = 26,578.77 × 10,761.23
  4. Step 4: Simplify right side
    19,259.09x = 286,020,373.98
  5. Step 5: Solve for x
    x = 286,020,373.98/19,259.09
  6. Step 6: Final answer
    x = 14,851.19

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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.