Home / 35,551.64-53,289.18-18,894.89

Finding the Fourth Proportional to 35,551.64, 53,289.18 and 18,894.89

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Solution

The fourth proportional to 35,551.64, 53,289.18 and 18,894.89 is: 28,321.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.64 : 53,289.18 = 18,894.89 : x
  2. Step 2: Convert to fraction form
    35,551.64/53,289.18 = 18,894.89/x
  3. Step 3: Cross multiply
    35,551.64x = 53,289.18 × 18,894.89
  4. Step 4: Simplify right side
    35,551.64x = 1,006,892,927.84
  5. Step 5: Solve for x
    x = 1,006,892,927.84/35,551.64
  6. Step 6: Final answer
    x = 28,321.99

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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.