Home / 16,950.65-23,387.10-9,875.70

Finding the Fourth Proportional to 16,950.65, 23,387.10 and 9,875.70

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Solution

The fourth proportional to 16,950.65, 23,387.10 and 9,875.70 is: 13,625.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,950.65 : 23,387.10 = 9,875.70 : x
  2. Step 2: Convert to fraction form
    16,950.65/23,387.10 = 9,875.70/x
  3. Step 3: Cross multiply
    16,950.65x = 23,387.10 × 9,875.70
  4. Step 4: Simplify right side
    16,950.65x = 230,963,983.47
  5. Step 5: Solve for x
    x = 230,963,983.47/16,950.65
  6. Step 6: Final answer
    x = 13,625.68

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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.