Home / 16,156.91-22,313.53-14,395.80

Finding the Fourth Proportional to 16,156.91, 22,313.53 and 14,395.80

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Solution

The fourth proportional to 16,156.91, 22,313.53 and 14,395.80 is: 19,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156.91 : 22,313.53 = 14,395.80 : x
  2. Step 2: Convert to fraction form
    16,156.91/22,313.53 = 14,395.80/x
  3. Step 3: Cross multiply
    16,156.91x = 22,313.53 × 14,395.80
  4. Step 4: Simplify right side
    16,156.91x = 321,221,133.17
  5. Step 5: Solve for x
    x = 321,221,133.17/16,156.91
  6. Step 6: Final answer
    x = 19,881.35

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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.