Home / 30,725.74-46,089.51-12,005.02

Finding the Fourth Proportional to 30,725.74, 46,089.51 and 12,005.02

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Solution

The fourth proportional to 30,725.74, 46,089.51 and 12,005.02 is: 18,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,725.74 : 46,089.51 = 12,005.02 : x
  2. Step 2: Convert to fraction form
    30,725.74/46,089.51 = 12,005.02/x
  3. Step 3: Cross multiply
    30,725.74x = 46,089.51 × 12,005.02
  4. Step 4: Simplify right side
    30,725.74x = 553,305,489.34
  5. Step 5: Solve for x
    x = 553,305,489.34/30,725.74
  6. Step 6: Final answer
    x = 18,007.88

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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.