Home / 14,648.86-21,943.90-6,740.36

Finding the Fourth Proportional to 14,648.86, 21,943.90 and 6,740.36

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Solution

The fourth proportional to 14,648.86, 21,943.90 and 6,740.36 is: 10,097.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648.86 : 21,943.90 = 6,740.36 : x
  2. Step 2: Convert to fraction form
    14,648.86/21,943.90 = 6,740.36/x
  3. Step 3: Cross multiply
    14,648.86x = 21,943.90 × 6,740.36
  4. Step 4: Simplify right side
    14,648.86x = 147,909,785.80
  5. Step 5: Solve for x
    x = 147,909,785.80/14,648.86
  6. Step 6: Final answer
    x = 10,097.02

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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.