Home / 16,740.57-23,099.49-10,780.26

Finding the Fourth Proportional to 16,740.57, 23,099.49 and 10,780.26

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Solution

The fourth proportional to 16,740.57, 23,099.49 and 10,780.26 is: 14,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.57 : 23,099.49 = 10,780.26 : x
  2. Step 2: Convert to fraction form
    16,740.57/23,099.49 = 10,780.26/x
  3. Step 3: Cross multiply
    16,740.57x = 23,099.49 × 10,780.26
  4. Step 4: Simplify right side
    16,740.57x = 249,018,508.07
  5. Step 5: Solve for x
    x = 249,018,508.07/16,740.57
  6. Step 6: Final answer
    x = 14,875.15

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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.