Home / 36,547.37-54,821.06-12,872.40

Finding the Fourth Proportional to 36,547.37, 54,821.06 and 12,872.40

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Solution

The fourth proportional to 36,547.37, 54,821.06 and 12,872.40 is: 19,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,547.37 : 54,821.06 = 12,872.40 : x
  2. Step 2: Convert to fraction form
    36,547.37/54,821.06 = 12,872.40/x
  3. Step 3: Cross multiply
    36,547.37x = 54,821.06 × 12,872.40
  4. Step 4: Simplify right side
    36,547.37x = 705,678,612.74
  5. Step 5: Solve for x
    x = 705,678,612.74/36,547.37
  6. Step 6: Final answer
    x = 19,308.60

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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.