Home / 16,765.04-23,135.59-9,108.47

Finding the Fourth Proportional to 16,765.04, 23,135.59 and 9,108.47

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Solution

The fourth proportional to 16,765.04, 23,135.59 and 9,108.47 is: 12,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765.04 : 23,135.59 = 9,108.47 : x
  2. Step 2: Convert to fraction form
    16,765.04/23,135.59 = 9,108.47/x
  3. Step 3: Cross multiply
    16,765.04x = 23,135.59 × 9,108.47
  4. Step 4: Simplify right side
    16,765.04x = 210,729,827.45
  5. Step 5: Solve for x
    x = 210,729,827.45/16,765.04
  6. Step 6: Final answer
    x = 12,569.60

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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.