Home / 16,539.80-22,835.93-12,756.29

Finding the Fourth Proportional to 16,539.80, 22,835.93 and 12,756.29

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Solution

The fourth proportional to 16,539.80, 22,835.93 and 12,756.29 is: 17,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,539.80 : 22,835.93 = 12,756.29 : x
  2. Step 2: Convert to fraction form
    16,539.80/22,835.93 = 12,756.29/x
  3. Step 3: Cross multiply
    16,539.80x = 22,835.93 × 12,756.29
  4. Step 4: Simplify right side
    16,539.80x = 291,301,567.54
  5. Step 5: Solve for x
    x = 291,301,567.54/16,539.80
  6. Step 6: Final answer
    x = 17,612.16

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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.