Home / 14,420.74-21,630.98-4,560.03

Finding the Fourth Proportional to 14,420.74, 21,630.98 and 4,560.03

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Solution

The fourth proportional to 14,420.74, 21,630.98 and 4,560.03 is: 6,840.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.74 : 21,630.98 = 4,560.03 : x
  2. Step 2: Convert to fraction form
    14,420.74/21,630.98 = 4,560.03/x
  3. Step 3: Cross multiply
    14,420.74x = 21,630.98 × 4,560.03
  4. Step 4: Simplify right side
    14,420.74x = 98,637,917.73
  5. Step 5: Solve for x
    x = 98,637,917.73/14,420.74
  6. Step 6: Final answer
    x = 6,840.00

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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.