Home / 28,017.19-42,025.92-8,296.12

Finding the Fourth Proportional to 28,017.19, 42,025.92 and 8,296.12

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Solution

The fourth proportional to 28,017.19, 42,025.92 and 8,296.12 is: 12,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017.19 : 42,025.92 = 8,296.12 : x
  2. Step 2: Convert to fraction form
    28,017.19/42,025.92 = 8,296.12/x
  3. Step 3: Cross multiply
    28,017.19x = 42,025.92 × 8,296.12
  4. Step 4: Simplify right side
    28,017.19x = 348,652,075.43
  5. Step 5: Solve for x
    x = 348,652,075.43/28,017.19
  6. Step 6: Final answer
    x = 12,444.22

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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.