Home / 15,063.24-20,764.23-10,574.40

Finding the Fourth Proportional to 15,063.24, 20,764.23 and 10,574.40

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Solution

The fourth proportional to 15,063.24, 20,764.23 and 10,574.40 is: 14,576.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063.24 : 20,764.23 = 10,574.40 : x
  2. Step 2: Convert to fraction form
    15,063.24/20,764.23 = 10,574.40/x
  3. Step 3: Cross multiply
    15,063.24x = 20,764.23 × 10,574.40
  4. Step 4: Simplify right side
    15,063.24x = 219,569,273.71
  5. Step 5: Solve for x
    x = 219,569,273.71/15,063.24
  6. Step 6: Final answer
    x = 14,576.50

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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.