Home / 14,210.04-21,315.06-4,349.28

Finding the Fourth Proportional to 14,210.04, 21,315.06 and 4,349.28

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Solution

The fourth proportional to 14,210.04, 21,315.06 and 4,349.28 is: 6,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.04 : 21,315.06 = 4,349.28 : x
  2. Step 2: Convert to fraction form
    14,210.04/21,315.06 = 4,349.28/x
  3. Step 3: Cross multiply
    14,210.04x = 21,315.06 × 4,349.28
  4. Step 4: Simplify right side
    14,210.04x = 92,705,164.16
  5. Step 5: Solve for x
    x = 92,705,164.16/14,210.04
  6. Step 6: Final answer
    x = 6,523.92

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Double scale
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Similar ratio
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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.