Home / 43,053.74-64,580.62-13,471.84

Finding the Fourth Proportional to 43,053.74, 64,580.62 and 13,471.84

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Solution

The fourth proportional to 43,053.74, 64,580.62 and 13,471.84 is: 20,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,053.74 : 64,580.62 = 13,471.84 : x
  2. Step 2: Convert to fraction form
    43,053.74/64,580.62 = 13,471.84/x
  3. Step 3: Cross multiply
    43,053.74x = 64,580.62 × 13,471.84
  4. Step 4: Simplify right side
    43,053.74x = 870,019,779.74
  5. Step 5: Solve for x
    x = 870,019,779.74/43,053.74
  6. Step 6: Final answer
    x = 20,207.76

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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.