Home / 33,369.84-46,037.28-21,431.52

Finding the Fourth Proportional to 33,369.84, 46,037.28 and 21,431.52

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Solution

The fourth proportional to 33,369.84, 46,037.28 and 21,431.52 is: 29,567.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,369.84 : 46,037.28 = 21,431.52 : x
  2. Step 2: Convert to fraction form
    33,369.84/46,037.28 = 21,431.52/x
  3. Step 3: Cross multiply
    33,369.84x = 46,037.28 × 21,431.52
  4. Step 4: Simplify right side
    33,369.84x = 986,648,887.07
  5. Step 5: Solve for x
    x = 986,648,887.07/33,369.84
  6. Step 6: Final answer
    x = 29,567.08

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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.