Home / 23,281.63-32,129.33-12,671.95

Finding the Fourth Proportional to 23,281.63, 32,129.33 and 12,671.95

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Solution

The fourth proportional to 23,281.63, 32,129.33 and 12,671.95 is: 17,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.63 : 32,129.33 = 12,671.95 : x
  2. Step 2: Convert to fraction form
    23,281.63/32,129.33 = 12,671.95/x
  3. Step 3: Cross multiply
    23,281.63x = 32,129.33 × 12,671.95
  4. Step 4: Simplify right side
    23,281.63x = 407,141,263.29
  5. Step 5: Solve for x
    x = 407,141,263.29/23,281.63
  6. Step 6: Final answer
    x = 17,487.66

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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.