Home / 23,215.04-32,035.80-12,604.40

Finding the Fourth Proportional to 23,215.04, 32,035.80 and 12,604.40

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Solution

The fourth proportional to 23,215.04, 32,035.80 and 12,604.40 is: 17,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,215.04 : 32,035.80 = 12,604.40 : x
  2. Step 2: Convert to fraction form
    23,215.04/32,035.80 = 12,604.40/x
  3. Step 3: Cross multiply
    23,215.04x = 32,035.80 × 12,604.40
  4. Step 4: Simplify right side
    23,215.04x = 403,792,037.52
  5. Step 5: Solve for x
    x = 403,792,037.52/23,215.04
  6. Step 6: Final answer
    x = 17,393.55

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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.