Home / 43,266.48-64,903.37-13,683.66

Finding the Fourth Proportional to 43,266.48, 64,903.37 and 13,683.66

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Solution

The fourth proportional to 43,266.48, 64,903.37 and 13,683.66 is: 20,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,266.48 : 64,903.37 = 13,683.66 : x
  2. Step 2: Convert to fraction form
    43,266.48/64,903.37 = 13,683.66/x
  3. Step 3: Cross multiply
    43,266.48x = 64,903.37 × 13,683.66
  4. Step 4: Simplify right side
    43,266.48x = 888,115,579.52
  5. Step 5: Solve for x
    x = 888,115,579.52/43,266.48
  6. Step 6: Final answer
    x = 20,526.64

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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.