Home / 14,725.08-22,077.90-12,547.80

Finding the Fourth Proportional to 14,725.08, 22,077.90 and 12,547.80

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Solution

The fourth proportional to 14,725.08, 22,077.90 and 12,547.80 is: 18,813.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.08 : 22,077.90 = 12,547.80 : x
  2. Step 2: Convert to fraction form
    14,725.08/22,077.90 = 12,547.80/x
  3. Step 3: Cross multiply
    14,725.08x = 22,077.90 × 12,547.80
  4. Step 4: Simplify right side
    14,725.08x = 277,029,073.62
  5. Step 5: Solve for x
    x = 277,029,073.62/14,725.08
  6. Step 6: Final answer
    x = 18,813.42

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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.