Home / 13,950.04-19,243.02-8,357.80

Finding the Fourth Proportional to 13,950.04, 19,243.02 and 8,357.80

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Solution

The fourth proportional to 13,950.04, 19,243.02 and 8,357.80 is: 11,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.04 : 19,243.02 = 8,357.80 : x
  2. Step 2: Convert to fraction form
    13,950.04/19,243.02 = 8,357.80/x
  3. Step 3: Cross multiply
    13,950.04x = 19,243.02 × 8,357.80
  4. Step 4: Simplify right side
    13,950.04x = 160,829,312.56
  5. Step 5: Solve for x
    x = 160,829,312.56/13,950.04
  6. Step 6: Final answer
    x = 11,528.95

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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.