Home / 30,247.08-45,364.68-28,746.82

Finding the Fourth Proportional to 30,247.08, 45,364.68 and 28,746.82

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Solution

The fourth proportional to 30,247.08, 45,364.68 and 28,746.82 is: 43,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.08 : 45,364.68 = 28,746.82 : x
  2. Step 2: Convert to fraction form
    30,247.08/45,364.68 = 28,746.82/x
  3. Step 3: Cross multiply
    30,247.08x = 45,364.68 × 28,746.82
  4. Step 4: Simplify right side
    30,247.08x = 1,304,090,290.32
  5. Step 5: Solve for x
    x = 1,304,090,290.32/30,247.08
  6. Step 6: Final answer
    x = 43,114.58

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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.