Home / 14,210.64-21,310.56-6,807.24

Finding the Fourth Proportional to 14,210.64, 21,310.56 and 6,807.24

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Solution

The fourth proportional to 14,210.64, 21,310.56 and 6,807.24 is: 10,208.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.64 : 21,310.56 = 6,807.24 : x
  2. Step 2: Convert to fraction form
    14,210.64/21,310.56 = 6,807.24/x
  3. Step 3: Cross multiply
    14,210.64x = 21,310.56 × 6,807.24
  4. Step 4: Simplify right side
    14,210.64x = 145,066,096.45
  5. Step 5: Solve for x
    x = 145,066,096.45/14,210.64
  6. Step 6: Final answer
    x = 10,208.27

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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.