Home / 23,427.36-32,330.64-12,817.92

Finding the Fourth Proportional to 23,427.36, 32,330.64 and 12,817.92

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Solution

The fourth proportional to 23,427.36, 32,330.64 and 12,817.92 is: 17,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427.36 : 32,330.64 = 12,817.92 : x
  2. Step 2: Convert to fraction form
    23,427.36/32,330.64 = 12,817.92/x
  3. Step 3: Cross multiply
    23,427.36x = 32,330.64 × 12,817.92
  4. Step 4: Simplify right side
    23,427.36x = 414,411,557.07
  5. Step 5: Solve for x
    x = 414,411,557.07/23,427.36
  6. Step 6: Final answer
    x = 17,689.21

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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.