Home / 16,685.16-23,026.59-9,611.46

Finding the Fourth Proportional to 16,685.16, 23,026.59 and 9,611.46

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Solution

The fourth proportional to 16,685.16, 23,026.59 and 9,611.46 is: 13,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685.16 : 23,026.59 = 9,611.46 : x
  2. Step 2: Convert to fraction form
    16,685.16/23,026.59 = 9,611.46/x
  3. Step 3: Cross multiply
    16,685.16x = 23,026.59 × 9,611.46
  4. Step 4: Simplify right side
    16,685.16x = 221,319,148.72
  5. Step 5: Solve for x
    x = 221,319,148.72/16,685.16
  6. Step 6: Final answer
    x = 13,264.43

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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.