Home / 14,171.65-19,528.02-10,965.47

Finding the Fourth Proportional to 14,171.65, 19,528.02 and 10,965.47

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Solution

The fourth proportional to 14,171.65, 19,528.02 and 10,965.47 is: 15,110.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.65 : 19,528.02 = 10,965.47 : x
  2. Step 2: Convert to fraction form
    14,171.65/19,528.02 = 10,965.47/x
  3. Step 3: Cross multiply
    14,171.65x = 19,528.02 × 10,965.47
  4. Step 4: Simplify right side
    14,171.65x = 214,133,819.83
  5. Step 5: Solve for x
    x = 214,133,819.83/14,171.65
  6. Step 6: Final answer
    x = 15,110.02

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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.