Home / 43,263.45-64,897.20-13,683.60

Finding the Fourth Proportional to 43,263.45, 64,897.20 and 13,683.60

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Solution

The fourth proportional to 43,263.45, 64,897.20 and 13,683.60 is: 20,526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,263.45 : 64,897.20 = 13,683.60 : x
  2. Step 2: Convert to fraction form
    43,263.45/64,897.20 = 13,683.60/x
  3. Step 3: Cross multiply
    43,263.45x = 64,897.20 × 13,683.60
  4. Step 4: Simplify right side
    43,263.45x = 888,027,325.92
  5. Step 5: Solve for x
    x = 888,027,325.92/43,263.45
  6. Step 6: Final answer
    x = 20,526.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.