Home / 27,558.85-38,030.12-16,228.83

Finding the Fourth Proportional to 27,558.85, 38,030.12 and 16,228.83

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Solution

The fourth proportional to 27,558.85, 38,030.12 and 16,228.83 is: 22,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.85 : 38,030.12 = 16,228.83 : x
  2. Step 2: Convert to fraction form
    27,558.85/38,030.12 = 16,228.83/x
  3. Step 3: Cross multiply
    27,558.85x = 38,030.12 × 16,228.83
  4. Step 4: Simplify right side
    27,558.85x = 617,184,081.06
  5. Step 5: Solve for x
    x = 617,184,081.06/27,558.85
  6. Step 6: Final answer
    x = 22,395.13

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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.