Home / 52,769.28-72,814.80-30,106.92

Finding the Fourth Proportional to 52,769.28, 72,814.80 and 30,106.92

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Solution

The fourth proportional to 52,769.28, 72,814.80 and 30,106.92 is: 41,543.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,769.28 : 72,814.80 = 30,106.92 : x
  2. Step 2: Convert to fraction form
    52,769.28/72,814.80 = 30,106.92/x
  3. Step 3: Cross multiply
    52,769.28x = 72,814.80 × 30,106.92
  4. Step 4: Simplify right side
    52,769.28x = 2,192,229,358.42
  5. Step 5: Solve for x
    x = 2,192,229,358.42/52,769.28
  6. Step 6: Final answer
    x = 41,543.67

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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.