Home / 19,339.81-26,689.68-10,841.99

Finding the Fourth Proportional to 19,339.81, 26,689.68 and 10,841.99

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Solution

The fourth proportional to 19,339.81, 26,689.68 and 10,841.99 is: 14,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,339.81 : 26,689.68 = 10,841.99 : x
  2. Step 2: Convert to fraction form
    19,339.81/26,689.68 = 10,841.99/x
  3. Step 3: Cross multiply
    19,339.81x = 26,689.68 × 10,841.99
  4. Step 4: Simplify right side
    19,339.81x = 289,369,110.21
  5. Step 5: Solve for x
    x = 289,369,110.21/19,339.81
  6. Step 6: Final answer
    x = 14,962.36

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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.