Home / 13,494.61-18,622.60-7,526.67

Finding the Fourth Proportional to 13,494.61, 18,622.60 and 7,526.67

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Solution

The fourth proportional to 13,494.61, 18,622.60 and 7,526.67 is: 10,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.61 : 18,622.60 = 7,526.67 : x
  2. Step 2: Convert to fraction form
    13,494.61/18,622.60 = 7,526.67/x
  3. Step 3: Cross multiply
    13,494.61x = 18,622.60 × 7,526.67
  4. Step 4: Simplify right side
    13,494.61x = 140,166,107.57
  5. Step 5: Solve for x
    x = 140,166,107.57/13,494.61
  6. Step 6: Final answer
    x = 10,386.82

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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.