Home / 12,047.08-16,608.08-10,386.16

Finding the Fourth Proportional to 12,047.08, 16,608.08 and 10,386.16

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Solution

The fourth proportional to 12,047.08, 16,608.08 and 10,386.16 is: 14,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047.08 : 16,608.08 = 10,386.16 : x
  2. Step 2: Convert to fraction form
    12,047.08/16,608.08 = 10,386.16/x
  3. Step 3: Cross multiply
    12,047.08x = 16,608.08 × 10,386.16
  4. Step 4: Simplify right side
    12,047.08x = 172,494,176.17
  5. Step 5: Solve for x
    x = 172,494,176.17/12,047.08
  6. Step 6: Final answer
    x = 14,318.34

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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.