Home / 15,248.23-21,042.05-8,533.69

Finding the Fourth Proportional to 15,248.23, 21,042.05 and 8,533.69

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Solution

The fourth proportional to 15,248.23, 21,042.05 and 8,533.69 is: 11,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248.23 : 21,042.05 = 8,533.69 : x
  2. Step 2: Convert to fraction form
    15,248.23/21,042.05 = 8,533.69/x
  3. Step 3: Cross multiply
    15,248.23x = 21,042.05 × 8,533.69
  4. Step 4: Simplify right side
    15,248.23x = 179,566,236.39
  5. Step 5: Solve for x
    x = 179,566,236.39/15,248.23
  6. Step 6: Final answer
    x = 11,776.20

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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.