Home / 15,739.28-23,606.28-4,645.76

Finding the Fourth Proportional to 15,739.28, 23,606.28 and 4,645.76

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Solution

The fourth proportional to 15,739.28, 23,606.28 and 4,645.76 is: 6,967.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.28 : 23,606.28 = 4,645.76 : x
  2. Step 2: Convert to fraction form
    15,739.28/23,606.28 = 4,645.76/x
  3. Step 3: Cross multiply
    15,739.28x = 23,606.28 × 4,645.76
  4. Step 4: Simplify right side
    15,739.28x = 109,669,111.37
  5. Step 5: Solve for x
    x = 109,669,111.37/15,739.28
  6. Step 6: Final answer
    x = 6,967.86

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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.