Home / 19,474.02-29,199.36-8,930.84

Finding the Fourth Proportional to 19,474.02, 29,199.36 and 8,930.84

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Solution

The fourth proportional to 19,474.02, 29,199.36 and 8,930.84 is: 13,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.02 : 29,199.36 = 8,930.84 : x
  2. Step 2: Convert to fraction form
    19,474.02/29,199.36 = 8,930.84/x
  3. Step 3: Cross multiply
    19,474.02x = 29,199.36 × 8,930.84
  4. Step 4: Simplify right side
    19,474.02x = 260,774,665.46
  5. Step 5: Solve for x
    x = 260,774,665.46/19,474.02
  6. Step 6: Final answer
    x = 13,390.90

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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.