Home / 13,560.24-18,699.98-10,574.98

Finding the Fourth Proportional to 13,560.24, 18,699.98 and 10,574.98

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Solution

The fourth proportional to 13,560.24, 18,699.98 and 10,574.98 is: 14,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560.24 : 18,699.98 = 10,574.98 : x
  2. Step 2: Convert to fraction form
    13,560.24/18,699.98 = 10,574.98/x
  3. Step 3: Cross multiply
    13,560.24x = 18,699.98 × 10,574.98
  4. Step 4: Simplify right side
    13,560.24x = 197,751,914.50
  5. Step 5: Solve for x
    x = 197,751,914.50/13,560.24
  6. Step 6: Final answer
    x = 14,583.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.