Home / 15,244.30-21,037.08-8,529.94

Finding the Fourth Proportional to 15,244.30, 21,037.08 and 8,529.94

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Solution

The fourth proportional to 15,244.30, 21,037.08 and 8,529.94 is: 11,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,244.30 : 21,037.08 = 8,529.94 : x
  2. Step 2: Convert to fraction form
    15,244.30/21,037.08 = 8,529.94/x
  3. Step 3: Cross multiply
    15,244.30x = 21,037.08 × 8,529.94
  4. Step 4: Simplify right side
    15,244.30x = 179,445,030.18
  5. Step 5: Solve for x
    x = 179,445,030.18/15,244.30
  6. Step 6: Final answer
    x = 11,771.29

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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.