Home / 23,417.23-32,315.79-12,807.85

Finding the Fourth Proportional to 23,417.23, 32,315.79 and 12,807.85

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Solution

The fourth proportional to 23,417.23, 32,315.79 and 12,807.85 is: 17,674.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,417.23 : 32,315.79 = 12,807.85 : x
  2. Step 2: Convert to fraction form
    23,417.23/32,315.79 = 12,807.85/x
  3. Step 3: Cross multiply
    23,417.23x = 32,315.79 × 12,807.85
  4. Step 4: Simplify right side
    23,417.23x = 413,895,790.95
  5. Step 5: Solve for x
    x = 413,895,790.95/23,417.23
  6. Step 6: Final answer
    x = 17,674.84

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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.