Home / 33,421.34-46,106.61-21,482.45

Finding the Fourth Proportional to 33,421.34, 46,106.61 and 21,482.45

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Solution

The fourth proportional to 33,421.34, 46,106.61 and 21,482.45 is: 29,636.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.34 : 46,106.61 = 21,482.45 : x
  2. Step 2: Convert to fraction form
    33,421.34/46,106.61 = 21,482.45/x
  3. Step 3: Cross multiply
    33,421.34x = 46,106.61 × 21,482.45
  4. Step 4: Simplify right side
    33,421.34x = 990,482,713.46
  5. Step 5: Solve for x
    x = 990,482,713.46/33,421.34
  6. Step 6: Final answer
    x = 29,636.24

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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.