Home / 30,006.64-45,038.21-15,226.16

Finding the Fourth Proportional to 30,006.64, 45,038.21 and 15,226.16

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Solution

The fourth proportional to 30,006.64, 45,038.21 and 15,226.16 is: 22,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.64 : 45,038.21 = 15,226.16 : x
  2. Step 2: Convert to fraction form
    30,006.64/45,038.21 = 15,226.16/x
  3. Step 3: Cross multiply
    30,006.64x = 45,038.21 × 15,226.16
  4. Step 4: Simplify right side
    30,006.64x = 685,758,915.44
  5. Step 5: Solve for x
    x = 685,758,915.44/30,006.64
  6. Step 6: Final answer
    x = 22,853.58

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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.