Home / 12,885.01-19,330.25-4,000.14

Finding the Fourth Proportional to 12,885.01, 19,330.25 and 4,000.14

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Solution

The fourth proportional to 12,885.01, 19,330.25 and 4,000.14 is: 6,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885.01 : 19,330.25 = 4,000.14 : x
  2. Step 2: Convert to fraction form
    12,885.01/19,330.25 = 4,000.14/x
  3. Step 3: Cross multiply
    12,885.01x = 19,330.25 × 4,000.14
  4. Step 4: Simplify right side
    12,885.01x = 77,323,686.23
  5. Step 5: Solve for x
    x = 77,323,686.23/12,885.01
  6. Step 6: Final answer
    x = 6,001.06

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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.