Home / 16,669.74-23,004.36-9,116.22

Finding the Fourth Proportional to 16,669.74, 23,004.36 and 9,116.22

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Solution

The fourth proportional to 16,669.74, 23,004.36 and 9,116.22 is: 12,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,669.74 : 23,004.36 = 9,116.22 : x
  2. Step 2: Convert to fraction form
    16,669.74/23,004.36 = 9,116.22/x
  3. Step 3: Cross multiply
    16,669.74x = 23,004.36 × 9,116.22
  4. Step 4: Simplify right side
    16,669.74x = 209,712,806.72
  5. Step 5: Solve for x
    x = 209,712,806.72/16,669.74
  6. Step 6: Final answer
    x = 12,580.45

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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.