Home / 16,854.48-25,165.08-15,804.72

Finding the Fourth Proportional to 16,854.48, 25,165.08 and 15,804.72

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Solution

The fourth proportional to 16,854.48, 25,165.08 and 15,804.72 is: 23,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.48 : 25,165.08 = 15,804.72 : x
  2. Step 2: Convert to fraction form
    16,854.48/25,165.08 = 15,804.72/x
  3. Step 3: Cross multiply
    16,854.48x = 25,165.08 × 15,804.72
  4. Step 4: Simplify right side
    16,854.48x = 397,727,043.18
  5. Step 5: Solve for x
    x = 397,727,043.18/16,854.48
  6. Step 6: Final answer
    x = 23,597.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.