Home / 13,494.30-18,622.22-7,526.35

Finding the Fourth Proportional to 13,494.30, 18,622.22 and 7,526.35

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Solution

The fourth proportional to 13,494.30, 18,622.22 and 7,526.35 is: 10,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.30 : 18,622.22 = 7,526.35 : x
  2. Step 2: Convert to fraction form
    13,494.30/18,622.22 = 7,526.35/x
  3. Step 3: Cross multiply
    13,494.30x = 18,622.22 × 7,526.35
  4. Step 4: Simplify right side
    13,494.30x = 140,157,366.06
  5. Step 5: Solve for x
    x = 140,157,366.06/13,494.30
  6. Step 6: Final answer
    x = 10,386.41

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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.