Home / 14,563.40-21,840.47-4,700.39

Finding the Fourth Proportional to 14,563.40, 21,840.47 and 4,700.39

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Solution

The fourth proportional to 14,563.40, 21,840.47 and 4,700.39 is: 7,049.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.40 : 21,840.47 = 4,700.39 : x
  2. Step 2: Convert to fraction form
    14,563.40/21,840.47 = 4,700.39/x
  3. Step 3: Cross multiply
    14,563.40x = 21,840.47 × 4,700.39
  4. Step 4: Simplify right side
    14,563.40x = 102,658,611.71
  5. Step 5: Solve for x
    x = 102,658,611.71/14,563.40
  6. Step 6: Final answer
    x = 7,049.08

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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.