Home / 23,320.32-32,182.05-12,709.95

Finding the Fourth Proportional to 23,320.32, 32,182.05 and 12,709.95

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Solution

The fourth proportional to 23,320.32, 32,182.05 and 12,709.95 is: 17,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.32 : 32,182.05 = 12,709.95 : x
  2. Step 2: Convert to fraction form
    23,320.32/32,182.05 = 12,709.95/x
  3. Step 3: Cross multiply
    23,320.32x = 32,182.05 × 12,709.95
  4. Step 4: Simplify right side
    23,320.32x = 409,032,246.40
  5. Step 5: Solve for x
    x = 409,032,246.40/23,320.32
  6. Step 6: Final answer
    x = 17,539.74

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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.