Home / 27,289.83-37,659.60-15,353.18

Finding the Fourth Proportional to 27,289.83, 37,659.60 and 15,353.18

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Solution

The fourth proportional to 27,289.83, 37,659.60 and 15,353.18 is: 21,187.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289.83 : 37,659.60 = 15,353.18 : x
  2. Step 2: Convert to fraction form
    27,289.83/37,659.60 = 15,353.18/x
  3. Step 3: Cross multiply
    27,289.83x = 37,659.60 × 15,353.18
  4. Step 4: Simplify right side
    27,289.83x = 578,194,782.29
  5. Step 5: Solve for x
    x = 578,194,782.29/27,289.83
  6. Step 6: Final answer
    x = 21,187.19

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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.