Home / 27,222.48-40,833.60-7,501.20

Finding the Fourth Proportional to 27,222.48, 40,833.60 and 7,501.20

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Solution

The fourth proportional to 27,222.48, 40,833.60 and 7,501.20 is: 11,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.48 : 40,833.60 = 7,501.20 : x
  2. Step 2: Convert to fraction form
    27,222.48/40,833.60 = 7,501.20/x
  3. Step 3: Cross multiply
    27,222.48x = 40,833.60 × 7,501.20
  4. Step 4: Simplify right side
    27,222.48x = 306,301,000.32
  5. Step 5: Solve for x
    x = 306,301,000.32/27,222.48
  6. Step 6: Final answer
    x = 11,251.77

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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.