Home / 16,740.86-23,117.94-10,782.77

Finding the Fourth Proportional to 16,740.86, 23,117.94 and 10,782.77

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Solution

The fourth proportional to 16,740.86, 23,117.94 and 10,782.77 is: 14,890.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.86 : 23,117.94 = 10,782.77 : x
  2. Step 2: Convert to fraction form
    16,740.86/23,117.94 = 10,782.77/x
  3. Step 3: Cross multiply
    16,740.86x = 23,117.94 × 10,782.77
  4. Step 4: Simplify right side
    16,740.86x = 249,275,314.30
  5. Step 5: Solve for x
    x = 249,275,314.30/16,740.86
  6. Step 6: Final answer
    x = 14,890.24

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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.