Home / 27,117.60-40,712.85-17,300.40

Finding the Fourth Proportional to 27,117.60, 40,712.85 and 17,300.40

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Solution

The fourth proportional to 27,117.60, 40,712.85 and 17,300.40 is: 25,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.60 : 40,712.85 = 17,300.40 : x
  2. Step 2: Convert to fraction form
    27,117.60/40,712.85 = 17,300.40/x
  3. Step 3: Cross multiply
    27,117.60x = 40,712.85 × 17,300.40
  4. Step 4: Simplify right side
    27,117.60x = 704,348,590.14
  5. Step 5: Solve for x
    x = 704,348,590.14/27,117.60
  6. Step 6: Final answer
    x = 25,973.85

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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.