Home / 27,303.79-40,971.33-11,507.58

Finding the Fourth Proportional to 27,303.79, 40,971.33 and 11,507.58

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Solution

The fourth proportional to 27,303.79, 40,971.33 and 11,507.58 is: 17,267.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,303.79 : 40,971.33 = 11,507.58 : x
  2. Step 2: Convert to fraction form
    27,303.79/40,971.33 = 11,507.58/x
  3. Step 3: Cross multiply
    27,303.79x = 40,971.33 × 11,507.58
  4. Step 4: Simplify right side
    27,303.79x = 471,480,595.29
  5. Step 5: Solve for x
    x = 471,480,595.29/27,303.79
  6. Step 6: Final answer
    x = 17,267.95

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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.