Home / 15,729.13-23,601.90-6,376.06

Finding the Fourth Proportional to 15,729.13, 23,601.90 and 6,376.06

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Solution

The fourth proportional to 15,729.13, 23,601.90 and 6,376.06 is: 9,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,729.13 : 23,601.90 = 6,376.06 : x
  2. Step 2: Convert to fraction form
    15,729.13/23,601.90 = 6,376.06/x
  3. Step 3: Cross multiply
    15,729.13x = 23,601.90 × 6,376.06
  4. Step 4: Simplify right side
    15,729.13x = 150,487,130.51
  5. Step 5: Solve for x
    x = 150,487,130.51/15,729.13
  6. Step 6: Final answer
    x = 9,567.42

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1.5x scale

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.