Home / 23,281.16-32,126.94-12,670.79

Finding the Fourth Proportional to 23,281.16, 32,126.94 and 12,670.79

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Solution

The fourth proportional to 23,281.16, 32,126.94 and 12,670.79 is: 17,485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.16 : 32,126.94 = 12,670.79 : x
  2. Step 2: Convert to fraction form
    23,281.16/32,126.94 = 12,670.79/x
  3. Step 3: Cross multiply
    23,281.16x = 32,126.94 × 12,670.79
  4. Step 4: Simplify right side
    23,281.16x = 407,073,549.45
  5. Step 5: Solve for x
    x = 407,073,549.45/23,281.16
  6. Step 6: Final answer
    x = 17,485.11

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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.