Home / 27,580.07-41,341.29-13,520.63

Finding the Fourth Proportional to 27,580.07, 41,341.29 and 13,520.63

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Solution

The fourth proportional to 27,580.07, 41,341.29 and 13,520.63 is: 20,266.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,580.07 : 41,341.29 = 13,520.63 : x
  2. Step 2: Convert to fraction form
    27,580.07/41,341.29 = 13,520.63/x
  3. Step 3: Cross multiply
    27,580.07x = 41,341.29 × 13,520.63
  4. Step 4: Simplify right side
    27,580.07x = 558,960,285.81
  5. Step 5: Solve for x
    x = 558,960,285.81/27,580.07
  6. Step 6: Final answer
    x = 20,266.82

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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.