Home / 35,972.34-53,925.64-12,586.02

Finding the Fourth Proportional to 35,972.34, 53,925.64 and 12,586.02

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Solution

The fourth proportional to 35,972.34, 53,925.64 and 12,586.02 is: 18,867.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972.34 : 53,925.64 = 12,586.02 : x
  2. Step 2: Convert to fraction form
    35,972.34/53,925.64 = 12,586.02/x
  3. Step 3: Cross multiply
    35,972.34x = 53,925.64 × 12,586.02
  4. Step 4: Simplify right side
    35,972.34x = 678,709,183.55
  5. Step 5: Solve for x
    x = 678,709,183.55/35,972.34
  6. Step 6: Final answer
    x = 18,867.53

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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.