Home / 33,867.65-46,740.04-21,779.01

Finding the Fourth Proportional to 33,867.65, 46,740.04 and 21,779.01

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Solution

The fourth proportional to 33,867.65, 46,740.04 and 21,779.01 is: 30,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,867.65 : 46,740.04 = 21,779.01 : x
  2. Step 2: Convert to fraction form
    33,867.65/46,740.04 = 21,779.01/x
  3. Step 3: Cross multiply
    33,867.65x = 46,740.04 × 21,779.01
  4. Step 4: Simplify right side
    33,867.65x = 1,017,951,744.11
  5. Step 5: Solve for x
    x = 1,017,951,744.11/33,867.65
  6. Step 6: Final answer
    x = 30,056.76

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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.