Home / 36,216.80-54,330.60-12,841.40

Finding the Fourth Proportional to 36,216.80, 54,330.60 and 12,841.40

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Solution

The fourth proportional to 36,216.80, 54,330.60 and 12,841.40 is: 19,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,216.80 : 54,330.60 = 12,841.40 : x
  2. Step 2: Convert to fraction form
    36,216.80/54,330.60 = 12,841.40/x
  3. Step 3: Cross multiply
    36,216.80x = 54,330.60 × 12,841.40
  4. Step 4: Simplify right side
    36,216.80x = 697,680,966.84
  5. Step 5: Solve for x
    x = 697,680,966.84/36,216.80
  6. Step 6: Final answer
    x = 19,264.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.