Home / 21,674.40-32,519.70-8,535.93

Finding the Fourth Proportional to 21,674.40, 32,519.70 and 8,535.93

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Solution

The fourth proportional to 21,674.40, 32,519.70 and 8,535.93 is: 12,807.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674.40 : 32,519.70 = 8,535.93 : x
  2. Step 2: Convert to fraction form
    21,674.40/32,519.70 = 8,535.93/x
  3. Step 3: Cross multiply
    21,674.40x = 32,519.70 × 8,535.93
  4. Step 4: Simplify right side
    21,674.40x = 277,585,882.82
  5. Step 5: Solve for x
    x = 277,585,882.82/21,674.40
  6. Step 6: Final answer
    x = 12,807.08

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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.