Home / 27,530.92-37,991.65-14,955.40

Finding the Fourth Proportional to 27,530.92, 37,991.65 and 14,955.40

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Solution

The fourth proportional to 27,530.92, 37,991.65 and 14,955.40 is: 20,637.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530.92 : 37,991.65 = 14,955.40 : x
  2. Step 2: Convert to fraction form
    27,530.92/37,991.65 = 14,955.40/x
  3. Step 3: Cross multiply
    27,530.92x = 37,991.65 × 14,955.40
  4. Step 4: Simplify right side
    27,530.92x = 568,180,057.67
  5. Step 5: Solve for x
    x = 568,180,057.67/27,530.92
  6. Step 6: Final answer
    x = 20,637.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.