Home / 43,038.27-64,561.12-11,873.52

Finding the Fourth Proportional to 43,038.27, 64,561.12 and 11,873.52

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Solution

The fourth proportional to 43,038.27, 64,561.12 and 11,873.52 is: 17,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,038.27 : 64,561.12 = 11,873.52 : x
  2. Step 2: Convert to fraction form
    43,038.27/64,561.12 = 11,873.52/x
  3. Step 3: Cross multiply
    43,038.27x = 64,561.12 × 11,873.52
  4. Step 4: Simplify right side
    43,038.27x = 766,567,602.98
  5. Step 5: Solve for x
    x = 766,567,602.98/43,038.27
  6. Step 6: Final answer
    x = 17,811.30

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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.