Home / 30,592.15-45,904.95-11,872.93

Finding the Fourth Proportional to 30,592.15, 45,904.95 and 11,872.93

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Solution

The fourth proportional to 30,592.15, 45,904.95 and 11,872.93 is: 17,815.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592.15 : 45,904.95 = 11,872.93 : x
  2. Step 2: Convert to fraction form
    30,592.15/45,904.95 = 11,872.93/x
  3. Step 3: Cross multiply
    30,592.15x = 45,904.95 × 11,872.93
  4. Step 4: Simplify right side
    30,592.15x = 545,026,258.00
  5. Step 5: Solve for x
    x = 545,026,258.00/30,592.15
  6. Step 6: Final answer
    x = 17,815.89

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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.