Home / 16,763.29-23,128.75-10,798.40

Finding the Fourth Proportional to 16,763.29, 23,128.75 and 10,798.40

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Solution

The fourth proportional to 16,763.29, 23,128.75 and 10,798.40 is: 14,898.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.29 : 23,128.75 = 10,798.40 : x
  2. Step 2: Convert to fraction form
    16,763.29/23,128.75 = 10,798.40/x
  3. Step 3: Cross multiply
    16,763.29x = 23,128.75 × 10,798.40
  4. Step 4: Simplify right side
    16,763.29x = 249,753,494
  5. Step 5: Solve for x
    x = 249,753,494/16,763.29
  6. Step 6: Final answer
    x = 14,898.84

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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.