Home / 30,342.61-41,872.89-17,598.25

Finding the Fourth Proportional to 30,342.61, 41,872.89 and 17,598.25

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Solution

The fourth proportional to 30,342.61, 41,872.89 and 17,598.25 is: 24,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,342.61 : 41,872.89 = 17,598.25 : x
  2. Step 2: Convert to fraction form
    30,342.61/41,872.89 = 17,598.25/x
  3. Step 3: Cross multiply
    30,342.61x = 41,872.89 × 17,598.25
  4. Step 4: Simplify right side
    30,342.61x = 736,889,586.44
  5. Step 5: Solve for x
    x = 736,889,586.44/30,342.61
  6. Step 6: Final answer
    x = 24,285.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.