Home / 33,869.16-46,710.48-20,437.56

Finding the Fourth Proportional to 33,869.16, 46,710.48 and 20,437.56

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Solution

The fourth proportional to 33,869.16, 46,710.48 and 20,437.56 is: 28,186.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,869.16 : 46,710.48 = 20,437.56 : x
  2. Step 2: Convert to fraction form
    33,869.16/46,710.48 = 20,437.56/x
  3. Step 3: Cross multiply
    33,869.16x = 46,710.48 × 20,437.56
  4. Step 4: Simplify right side
    33,869.16x = 954,648,237.63
  5. Step 5: Solve for x
    x = 954,648,237.63/33,869.16
  6. Step 6: Final answer
    x = 28,186.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.