Home / 35,693.95-53,541.78-12,001.80

Finding the Fourth Proportional to 35,693.95, 53,541.78 and 12,001.80

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Solution

The fourth proportional to 35,693.95, 53,541.78 and 12,001.80 is: 18,002.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,693.95 : 53,541.78 = 12,001.80 : x
  2. Step 2: Convert to fraction form
    35,693.95/53,541.78 = 12,001.80/x
  3. Step 3: Cross multiply
    35,693.95x = 53,541.78 × 12,001.80
  4. Step 4: Simplify right side
    35,693.95x = 642,597,735.20
  5. Step 5: Solve for x
    x = 642,597,735.20/35,693.95
  6. Step 6: Final answer
    x = 18,002.99

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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.