Home / 30,960.16-46,607.62-28,204.54

Finding the Fourth Proportional to 30,960.16, 46,607.62 and 28,204.54

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Solution

The fourth proportional to 30,960.16, 46,607.62 and 28,204.54 is: 42,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,960.16 : 46,607.62 = 28,204.54 : x
  2. Step 2: Convert to fraction form
    30,960.16/46,607.62 = 28,204.54/x
  3. Step 3: Cross multiply
    30,960.16x = 46,607.62 × 28,204.54
  4. Step 4: Simplify right side
    30,960.16x = 1,314,546,482.59
  5. Step 5: Solve for x
    x = 1,314,546,482.59/30,960.16
  6. Step 6: Final answer
    x = 42,459.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.