Home / 23,140.67-31,927.10-14,184.90

Finding the Fourth Proportional to 23,140.67, 31,927.10 and 14,184.90

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Solution

The fourth proportional to 23,140.67, 31,927.10 and 14,184.90 is: 19,570.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140.67 : 31,927.10 = 14,184.90 : x
  2. Step 2: Convert to fraction form
    23,140.67/31,927.10 = 14,184.90/x
  3. Step 3: Cross multiply
    23,140.67x = 31,927.10 × 14,184.90
  4. Step 4: Simplify right side
    23,140.67x = 452,882,649.87
  5. Step 5: Solve for x
    x = 452,882,649.87/23,140.67
  6. Step 6: Final answer
    x = 19,570.86

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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.