Home / 13,495.89-18,624.36-7,527.41

Finding the Fourth Proportional to 13,495.89, 18,624.36 and 7,527.41

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Solution

The fourth proportional to 13,495.89, 18,624.36 and 7,527.41 is: 10,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.89 : 18,624.36 = 7,527.41 : x
  2. Step 2: Convert to fraction form
    13,495.89/18,624.36 = 7,527.41/x
  3. Step 3: Cross multiply
    13,495.89x = 18,624.36 × 7,527.41
  4. Step 4: Simplify right side
    13,495.89x = 140,193,193.71
  5. Step 5: Solve for x
    x = 140,193,193.71/13,495.89
  6. Step 6: Final answer
    x = 10,387.84

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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.