Home / 15,600.96-21,529.49-8,527.50

Finding the Fourth Proportional to 15,600.96, 21,529.49 and 8,527.50

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Solution

The fourth proportional to 15,600.96, 21,529.49 and 8,527.50 is: 11,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.96 : 21,529.49 = 8,527.50 : x
  2. Step 2: Convert to fraction form
    15,600.96/21,529.49 = 8,527.50/x
  3. Step 3: Cross multiply
    15,600.96x = 21,529.49 × 8,527.50
  4. Step 4: Simplify right side
    15,600.96x = 183,592,683.34
  5. Step 5: Solve for x
    x = 183,592,683.34/15,600.96
  6. Step 6: Final answer
    x = 11,768.04

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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.