Home / 27,289.34-37,659.23-15,352.69

Finding the Fourth Proportional to 27,289.34, 37,659.23 and 15,352.69

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Solution

The fourth proportional to 27,289.34, 37,659.23 and 15,352.69 is: 21,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289.34 : 37,659.23 = 15,352.69 : x
  2. Step 2: Convert to fraction form
    27,289.34/37,659.23 = 15,352.69/x
  3. Step 3: Cross multiply
    27,289.34x = 37,659.23 × 15,352.69
  4. Step 4: Simplify right side
    27,289.34x = 578,170,312.92
  5. Step 5: Solve for x
    x = 578,170,312.92/27,289.34
  6. Step 6: Final answer
    x = 21,186.68

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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.