Home / 10,848.23-16,272.36-8,670.78

Finding the Fourth Proportional to 10,848.23, 16,272.36 and 8,670.78

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Solution

The fourth proportional to 10,848.23, 16,272.36 and 8,670.78 is: 13,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,848.23 : 16,272.36 = 8,670.78 : x
  2. Step 2: Convert to fraction form
    10,848.23/16,272.36 = 8,670.78/x
  3. Step 3: Cross multiply
    10,848.23x = 16,272.36 × 8,670.78
  4. Step 4: Simplify right side
    10,848.23x = 141,094,053.64
  5. Step 5: Solve for x
    x = 141,094,053.64/10,848.23
  6. Step 6: Final answer
    x = 13,006.18

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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.