Home / 15,679.41-23,507.04-13,596.55

Finding the Fourth Proportional to 15,679.41, 23,507.04 and 13,596.55

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Solution

The fourth proportional to 15,679.41, 23,507.04 and 13,596.55 is: 20,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,679.41 : 23,507.04 = 13,596.55 : x
  2. Step 2: Convert to fraction form
    15,679.41/23,507.04 = 13,596.55/x
  3. Step 3: Cross multiply
    15,679.41x = 23,507.04 × 13,596.55
  4. Step 4: Simplify right side
    15,679.41x = 319,614,644.71
  5. Step 5: Solve for x
    x = 319,614,644.71/15,679.41
  6. Step 6: Final answer
    x = 20,384.35

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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.