Home / 14,527.50-20,048.60-8,559.42

Finding the Fourth Proportional to 14,527.50, 20,048.60 and 8,559.42

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Solution

The fourth proportional to 14,527.50, 20,048.60 and 8,559.42 is: 11,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,527.50 : 20,048.60 = 8,559.42 : x
  2. Step 2: Convert to fraction form
    14,527.50/20,048.60 = 8,559.42/x
  3. Step 3: Cross multiply
    14,527.50x = 20,048.60 × 8,559.42
  4. Step 4: Simplify right side
    14,527.50x = 171,604,387.81
  5. Step 5: Solve for x
    x = 171,604,387.81/14,527.50
  6. Step 6: Final answer
    x = 11,812.38

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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.