Home / 33,486.01-46,210.55-18,378.92

Finding the Fourth Proportional to 33,486.01, 46,210.55 and 18,378.92

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Solution

The fourth proportional to 33,486.01, 46,210.55 and 18,378.92 is: 25,362.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,486.01 : 46,210.55 = 18,378.92 : x
  2. Step 2: Convert to fraction form
    33,486.01/46,210.55 = 18,378.92/x
  3. Step 3: Cross multiply
    33,486.01x = 46,210.55 × 18,378.92
  4. Step 4: Simplify right side
    33,486.01x = 849,300,001.61
  5. Step 5: Solve for x
    x = 849,300,001.61/33,486.01
  6. Step 6: Final answer
    x = 25,362.83

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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.