Home / 16,639.37-22,962.44-9,085.75

Finding the Fourth Proportional to 16,639.37, 22,962.44 and 9,085.75

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Solution

The fourth proportional to 16,639.37, 22,962.44 and 9,085.75 is: 12,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.37 : 22,962.44 = 9,085.75 : x
  2. Step 2: Convert to fraction form
    16,639.37/22,962.44 = 9,085.75/x
  3. Step 3: Cross multiply
    16,639.37x = 22,962.44 × 9,085.75
  4. Step 4: Simplify right side
    16,639.37x = 208,630,966.52
  5. Step 5: Solve for x
    x = 208,630,966.52/16,639.37
  6. Step 6: Final answer
    x = 12,538.40

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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.