Home / 23,303.40-32,159.32-12,693.72

Finding the Fourth Proportional to 23,303.40, 32,159.32 and 12,693.72

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Solution

The fourth proportional to 23,303.40, 32,159.32 and 12,693.72 is: 17,517.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,303.40 : 32,159.32 = 12,693.72 : x
  2. Step 2: Convert to fraction form
    23,303.40/32,159.32 = 12,693.72/x
  3. Step 3: Cross multiply
    23,303.40x = 32,159.32 × 12,693.72
  4. Step 4: Simplify right side
    23,303.40x = 408,221,382.84
  5. Step 5: Solve for x
    x = 408,221,382.84/23,303.40
  6. Step 6: Final answer
    x = 17,517.67

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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.