Home / 19,028.61-26,259.29-10,530.66

Finding the Fourth Proportional to 19,028.61, 26,259.29 and 10,530.66

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Solution

The fourth proportional to 19,028.61, 26,259.29 and 10,530.66 is: 14,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.61 : 26,259.29 = 10,530.66 : x
  2. Step 2: Convert to fraction form
    19,028.61/26,259.29 = 10,530.66/x
  3. Step 3: Cross multiply
    19,028.61x = 26,259.29 × 10,530.66
  4. Step 4: Simplify right side
    19,028.61x = 276,527,708.84
  5. Step 5: Solve for x
    x = 276,527,708.84/19,028.61
  6. Step 6: Final answer
    x = 14,532.21

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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.