Home / 37,769.40-56,657.80-13,760.23

Finding the Fourth Proportional to 37,769.40, 56,657.80 and 13,760.23

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Solution

The fourth proportional to 37,769.40, 56,657.80 and 13,760.23 is: 20,641.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,769.40 : 56,657.80 = 13,760.23 : x
  2. Step 2: Convert to fraction form
    37,769.40/56,657.80 = 13,760.23/x
  3. Step 3: Cross multiply
    37,769.40x = 56,657.80 × 13,760.23
  4. Step 4: Simplify right side
    37,769.40x = 779,624,359.29
  5. Step 5: Solve for x
    x = 779,624,359.29/37,769.40
  6. Step 6: Final answer
    x = 20,641.69

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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.