Home / 13,970.06-20,964.51-5,204.98

Finding the Fourth Proportional to 13,970.06, 20,964.51 and 5,204.98

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Solution

The fourth proportional to 13,970.06, 20,964.51 and 5,204.98 is: 7,810.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970.06 : 20,964.51 = 5,204.98 : x
  2. Step 2: Convert to fraction form
    13,970.06/20,964.51 = 5,204.98/x
  3. Step 3: Cross multiply
    13,970.06x = 20,964.51 × 5,204.98
  4. Step 4: Simplify right side
    13,970.06x = 109,119,855.26
  5. Step 5: Solve for x
    x = 109,119,855.26/13,970.06
  6. Step 6: Final answer
    x = 7,810.98

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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.