Home / 19,002.02-28,511.22-10,235.18

Finding the Fourth Proportional to 19,002.02, 28,511.22 and 10,235.18

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Solution

The fourth proportional to 19,002.02, 28,511.22 and 10,235.18 is: 15,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.02 : 28,511.22 = 10,235.18 : x
  2. Step 2: Convert to fraction form
    19,002.02/28,511.22 = 10,235.18/x
  3. Step 3: Cross multiply
    19,002.02x = 28,511.22 × 10,235.18
  4. Step 4: Simplify right side
    19,002.02x = 291,817,468.72
  5. Step 5: Solve for x
    x = 291,817,468.72/19,002.02
  6. Step 6: Final answer
    x = 15,357.18

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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.