Home / 30,592.03-45,904.76-11,872.80

Finding the Fourth Proportional to 30,592.03, 45,904.76 and 11,872.80

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Solution

The fourth proportional to 30,592.03, 45,904.76 and 11,872.80 is: 17,815.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592.03 : 45,904.76 = 11,872.80 : x
  2. Step 2: Convert to fraction form
    30,592.03/45,904.76 = 11,872.80/x
  3. Step 3: Cross multiply
    30,592.03x = 45,904.76 × 11,872.80
  4. Step 4: Simplify right side
    30,592.03x = 545,018,034.53
  5. Step 5: Solve for x
    x = 545,018,034.53/30,592.03
  6. Step 6: Final answer
    x = 17,815.69

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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.