Home / 13,674.02-20,513.93-4,316.76

Finding the Fourth Proportional to 13,674.02, 20,513.93 and 4,316.76

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Solution

The fourth proportional to 13,674.02, 20,513.93 and 4,316.76 is: 6,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674.02 : 20,513.93 = 4,316.76 : x
  2. Step 2: Convert to fraction form
    13,674.02/20,513.93 = 4,316.76/x
  3. Step 3: Cross multiply
    13,674.02x = 20,513.93 × 4,316.76
  4. Step 4: Simplify right side
    13,674.02x = 88,553,690.88
  5. Step 5: Solve for x
    x = 88,553,690.88/13,674.02
  6. Step 6: Final answer
    x = 6,476.06

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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.