Home / 19,875.66-29,817.27-6,724.50

Finding the Fourth Proportional to 19,875.66, 29,817.27 and 6,724.50

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Solution

The fourth proportional to 19,875.66, 29,817.27 and 6,724.50 is: 10,088.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,875.66 : 29,817.27 = 6,724.50 : x
  2. Step 2: Convert to fraction form
    19,875.66/29,817.27 = 6,724.50/x
  3. Step 3: Cross multiply
    19,875.66x = 29,817.27 × 6,724.50
  4. Step 4: Simplify right side
    19,875.66x = 200,506,232.12
  5. Step 5: Solve for x
    x = 200,506,232.12/19,875.66
  6. Step 6: Final answer
    x = 10,088.03

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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.