Home / 13,529.04-20,302.64-4,763.92

Finding the Fourth Proportional to 13,529.04, 20,302.64 and 4,763.92

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Solution

The fourth proportional to 13,529.04, 20,302.64 and 4,763.92 is: 7,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.04 : 20,302.64 = 4,763.92 : x
  2. Step 2: Convert to fraction form
    13,529.04/20,302.64 = 4,763.92/x
  3. Step 3: Cross multiply
    13,529.04x = 20,302.64 × 4,763.92
  4. Step 4: Simplify right side
    13,529.04x = 96,720,152.75
  5. Step 5: Solve for x
    x = 96,720,152.75/13,529.04
  6. Step 6: Final answer
    x = 7,149.08

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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.