Home / 19,925.87-27,506.83-14,187.05

Finding the Fourth Proportional to 19,925.87, 27,506.83 and 14,187.05

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Solution

The fourth proportional to 19,925.87, 27,506.83 and 14,187.05 is: 19,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.87 : 27,506.83 = 14,187.05 : x
  2. Step 2: Convert to fraction form
    19,925.87/27,506.83 = 14,187.05/x
  3. Step 3: Cross multiply
    19,925.87x = 27,506.83 × 14,187.05
  4. Step 4: Simplify right side
    19,925.87x = 390,240,564.08
  5. Step 5: Solve for x
    x = 390,240,564.08/19,925.87
  6. Step 6: Final answer
    x = 19,584.62

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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.