Home / 16,254.16-22,431.09-9,180.63

Finding the Fourth Proportional to 16,254.16, 22,431.09 and 9,180.63

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Solution

The fourth proportional to 16,254.16, 22,431.09 and 9,180.63 is: 12,669.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,254.16 : 22,431.09 = 9,180.63 : x
  2. Step 2: Convert to fraction form
    16,254.16/22,431.09 = 9,180.63/x
  3. Step 3: Cross multiply
    16,254.16x = 22,431.09 × 9,180.63
  4. Step 4: Simplify right side
    16,254.16x = 205,931,537.79
  5. Step 5: Solve for x
    x = 205,931,537.79/16,254.16
  6. Step 6: Final answer
    x = 12,669.47

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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.