Home / 12,341.14-17,013.06-8,798.20

Finding the Fourth Proportional to 12,341.14, 17,013.06 and 8,798.20

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Solution

The fourth proportional to 12,341.14, 17,013.06 and 8,798.20 is: 12,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.14 : 17,013.06 = 8,798.20 : x
  2. Step 2: Convert to fraction form
    12,341.14/17,013.06 = 8,798.20/x
  3. Step 3: Cross multiply
    12,341.14x = 17,013.06 × 8,798.20
  4. Step 4: Simplify right side
    12,341.14x = 149,684,261.23
  5. Step 5: Solve for x
    x = 149,684,261.23/12,341.14
  6. Step 6: Final answer
    x = 12,128.89

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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.