Home / 23,197.84-32,012.80-12,587.36

Finding the Fourth Proportional to 23,197.84, 32,012.80 and 12,587.36

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Solution

The fourth proportional to 23,197.84, 32,012.80 and 12,587.36 is: 17,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,197.84 : 32,012.80 = 12,587.36 : x
  2. Step 2: Convert to fraction form
    23,197.84/32,012.80 = 12,587.36/x
  3. Step 3: Cross multiply
    23,197.84x = 32,012.80 × 12,587.36
  4. Step 4: Simplify right side
    23,197.84x = 402,956,638.21
  5. Step 5: Solve for x
    x = 402,956,638.21/23,197.84
  6. Step 6: Final answer
    x = 17,370.44

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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.