Home / 27,070.50-40,590.89-8,345.34

Finding the Fourth Proportional to 27,070.50, 40,590.89 and 8,345.34

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Solution

The fourth proportional to 27,070.50, 40,590.89 and 8,345.34 is: 12,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.50 : 40,590.89 = 8,345.34 : x
  2. Step 2: Convert to fraction form
    27,070.50/40,590.89 = 8,345.34/x
  3. Step 3: Cross multiply
    27,070.50x = 40,590.89 × 8,345.34
  4. Step 4: Simplify right side
    27,070.50x = 338,744,842.21
  5. Step 5: Solve for x
    x = 338,744,842.21/27,070.50
  6. Step 6: Final answer
    x = 12,513.43

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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.