Home / 19,027.21-28,549.02-10,260.10

Finding the Fourth Proportional to 19,027.21, 28,549.02 and 10,260.10

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Solution

The fourth proportional to 19,027.21, 28,549.02 and 10,260.10 is: 15,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.21 : 28,549.02 = 10,260.10 : x
  2. Step 2: Convert to fraction form
    19,027.21/28,549.02 = 10,260.10/x
  3. Step 3: Cross multiply
    19,027.21x = 28,549.02 × 10,260.10
  4. Step 4: Simplify right side
    19,027.21x = 292,915,800.10
  5. Step 5: Solve for x
    x = 292,915,800.10/19,027.21
  6. Step 6: Final answer
    x = 15,394.57

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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.