Home / 43,228.49-64,837.26-11,641.07

Finding the Fourth Proportional to 43,228.49, 64,837.26 and 11,641.07

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Solution

The fourth proportional to 43,228.49, 64,837.26 and 11,641.07 is: 17,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,228.49 : 64,837.26 = 11,641.07 : x
  2. Step 2: Convert to fraction form
    43,228.49/64,837.26 = 11,641.07/x
  3. Step 3: Cross multiply
    43,228.49x = 64,837.26 × 11,641.07
  4. Step 4: Simplify right side
    43,228.49x = 754,774,879.65
  5. Step 5: Solve for x
    x = 754,774,879.65/43,228.49
  6. Step 6: Final answer
    x = 17,460.13

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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.