Home / 27,782.48-41,678.58-9,057.30

Finding the Fourth Proportional to 27,782.48, 41,678.58 and 9,057.30

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Solution

The fourth proportional to 27,782.48, 41,678.58 and 9,057.30 is: 13,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,782.48 : 41,678.58 = 9,057.30 : x
  2. Step 2: Convert to fraction form
    27,782.48/41,678.58 = 9,057.30/x
  3. Step 3: Cross multiply
    27,782.48x = 41,678.58 × 9,057.30
  4. Step 4: Simplify right side
    27,782.48x = 377,495,402.63
  5. Step 5: Solve for x
    x = 377,495,402.63/27,782.48
  6. Step 6: Final answer
    x = 13,587.53

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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.