Home / 30,293.04-45,382.32-17,154.84

Finding the Fourth Proportional to 30,293.04, 45,382.32 and 17,154.84

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Solution

The fourth proportional to 30,293.04, 45,382.32 and 17,154.84 is: 25,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.04 : 45,382.32 = 17,154.84 : x
  2. Step 2: Convert to fraction form
    30,293.04/45,382.32 = 17,154.84/x
  3. Step 3: Cross multiply
    30,293.04x = 45,382.32 × 17,154.84
  4. Step 4: Simplify right side
    30,293.04x = 778,526,438.43
  5. Step 5: Solve for x
    x = 778,526,438.43/30,293.04
  6. Step 6: Final answer
    x = 25,699.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.