Home / 15,215.13-22,822.70-4,826.88

Finding the Fourth Proportional to 15,215.13, 22,822.70 and 4,826.88

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Solution

The fourth proportional to 15,215.13, 22,822.70 and 4,826.88 is: 7,240.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,215.13 : 22,822.70 = 4,826.88 : x
  2. Step 2: Convert to fraction form
    15,215.13/22,822.70 = 4,826.88/x
  3. Step 3: Cross multiply
    15,215.13x = 22,822.70 × 4,826.88
  4. Step 4: Simplify right side
    15,215.13x = 110,162,434.18
  5. Step 5: Solve for x
    x = 110,162,434.18/15,215.13
  6. Step 6: Final answer
    x = 7,240.32

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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.