Home / 16,916.64-23,346.48-9,364.72

Finding the Fourth Proportional to 16,916.64, 23,346.48 and 9,364.72

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Solution

The fourth proportional to 16,916.64, 23,346.48 and 9,364.72 is: 12,924.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916.64 : 23,346.48 = 9,364.72 : x
  2. Step 2: Convert to fraction form
    16,916.64/23,346.48 = 9,364.72/x
  3. Step 3: Cross multiply
    16,916.64x = 23,346.48 × 9,364.72
  4. Step 4: Simplify right side
    16,916.64x = 218,633,248.19
  5. Step 5: Solve for x
    x = 218,633,248.19/16,916.64
  6. Step 6: Final answer
    x = 12,924.15

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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.