Home / 16,487.16-22,762.67-11,449.77

Finding the Fourth Proportional to 16,487.16, 22,762.67 and 11,449.77

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Solution

The fourth proportional to 16,487.16, 22,762.67 and 11,449.77 is: 15,807.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.16 : 22,762.67 = 11,449.77 : x
  2. Step 2: Convert to fraction form
    16,487.16/22,762.67 = 11,449.77/x
  3. Step 3: Cross multiply
    16,487.16x = 22,762.67 × 11,449.77
  4. Step 4: Simplify right side
    16,487.16x = 260,627,278.84
  5. Step 5: Solve for x
    x = 260,627,278.84/16,487.16
  6. Step 6: Final answer
    x = 15,807.89

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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.