Home / 13,495.85-18,625.02-7,527.50

Finding the Fourth Proportional to 13,495.85, 18,625.02 and 7,527.50

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Solution

The fourth proportional to 13,495.85, 18,625.02 and 7,527.50 is: 10,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.85 : 18,625.02 = 7,527.50 : x
  2. Step 2: Convert to fraction form
    13,495.85/18,625.02 = 7,527.50/x
  3. Step 3: Cross multiply
    13,495.85x = 18,625.02 × 7,527.50
  4. Step 4: Simplify right side
    13,495.85x = 140,199,838.05
  5. Step 5: Solve for x
    x = 140,199,838.05/13,495.85
  6. Step 6: Final answer
    x = 10,388.37

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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.