Home / 13,222.32-19,823.08-6,554.24

Finding the Fourth Proportional to 13,222.32, 19,823.08 and 6,554.24

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Solution

The fourth proportional to 13,222.32, 19,823.08 and 6,554.24 is: 9,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222.32 : 19,823.08 = 6,554.24 : x
  2. Step 2: Convert to fraction form
    13,222.32/19,823.08 = 6,554.24/x
  3. Step 3: Cross multiply
    13,222.32x = 19,823.08 × 6,554.24
  4. Step 4: Simplify right side
    13,222.32x = 129,925,108.36
  5. Step 5: Solve for x
    x = 129,925,108.36/13,222.32
  6. Step 6: Final answer
    x = 9,826.20

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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.