Home / 14,052.47-19,392.23-7,764.71

Finding the Fourth Proportional to 14,052.47, 19,392.23 and 7,764.71

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Solution

The fourth proportional to 14,052.47, 19,392.23 and 7,764.71 is: 10,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.47 : 19,392.23 = 7,764.71 : x
  2. Step 2: Convert to fraction form
    14,052.47/19,392.23 = 7,764.71/x
  3. Step 3: Cross multiply
    14,052.47x = 19,392.23 × 7,764.71
  4. Step 4: Simplify right side
    14,052.47x = 150,574,964.65
  5. Step 5: Solve for x
    x = 150,574,964.65/14,052.47
  6. Step 6: Final answer
    x = 10,715.20

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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.