Home / 16,689.02-23,023.06-9,611.33

Finding the Fourth Proportional to 16,689.02, 23,023.06 and 9,611.33

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Solution

The fourth proportional to 16,689.02, 23,023.06 and 9,611.33 is: 13,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689.02 : 23,023.06 = 9,611.33 : x
  2. Step 2: Convert to fraction form
    16,689.02/23,023.06 = 9,611.33/x
  3. Step 3: Cross multiply
    16,689.02x = 23,023.06 × 9,611.33
  4. Step 4: Simplify right side
    16,689.02x = 221,282,260.80
  5. Step 5: Solve for x
    x = 221,282,260.80/16,689.02
  6. Step 6: Final answer
    x = 13,259.16

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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.