Home / 24,219.61-36,328.39-8,428.23

Finding the Fourth Proportional to 24,219.61, 36,328.39 and 8,428.23

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Solution

The fourth proportional to 24,219.61, 36,328.39 and 8,428.23 is: 12,641.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,219.61 : 36,328.39 = 8,428.23 : x
  2. Step 2: Convert to fraction form
    24,219.61/36,328.39 = 8,428.23/x
  3. Step 3: Cross multiply
    24,219.61x = 36,328.39 × 8,428.23
  4. Step 4: Simplify right side
    24,219.61x = 306,184,026.45
  5. Step 5: Solve for x
    x = 306,184,026.45/24,219.61
  6. Step 6: Final answer
    x = 12,641.99

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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.