Home / 15,742.80-23,614.20-14,835.60

Finding the Fourth Proportional to 15,742.80, 23,614.20 and 14,835.60

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Solution

The fourth proportional to 15,742.80, 23,614.20 and 14,835.60 is: 22,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.80 : 23,614.20 = 14,835.60 : x
  2. Step 2: Convert to fraction form
    15,742.80/23,614.20 = 14,835.60/x
  3. Step 3: Cross multiply
    15,742.80x = 23,614.20 × 14,835.60
  4. Step 4: Simplify right side
    15,742.80x = 350,330,825.52
  5. Step 5: Solve for x
    x = 350,330,825.52/15,742.80
  6. Step 6: Final answer
    x = 22,253.40

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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.