Home / 30,962.60-46,411.38-15,145.79

Finding the Fourth Proportional to 30,962.60, 46,411.38 and 15,145.79

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Solution

The fourth proportional to 30,962.60, 46,411.38 and 15,145.79 is: 22,702.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,962.60 : 46,411.38 = 15,145.79 : x
  2. Step 2: Convert to fraction form
    30,962.60/46,411.38 = 15,145.79/x
  3. Step 3: Cross multiply
    30,962.60x = 46,411.38 × 15,145.79
  4. Step 4: Simplify right side
    30,962.60x = 702,936,783.03
  5. Step 5: Solve for x
    x = 702,936,783.03/30,962.60
  6. Step 6: Final answer
    x = 22,702.77

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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.