Home / 19,053.56-28,588.41-10,278.24

Finding the Fourth Proportional to 19,053.56, 28,588.41 and 10,278.24

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Solution

The fourth proportional to 19,053.56, 28,588.41 and 10,278.24 is: 15,421.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.56 : 28,588.41 = 10,278.24 : x
  2. Step 2: Convert to fraction form
    19,053.56/28,588.41 = 10,278.24/x
  3. Step 3: Cross multiply
    19,053.56x = 28,588.41 × 10,278.24
  4. Step 4: Simplify right side
    19,053.56x = 293,838,539.20
  5. Step 5: Solve for x
    x = 293,838,539.20/19,053.56
  6. Step 6: Final answer
    x = 15,421.72

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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.