Home / 16,938.32-23,374.98-9,384.86

Finding the Fourth Proportional to 16,938.32, 23,374.98 and 9,384.86

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Solution

The fourth proportional to 16,938.32, 23,374.98 and 9,384.86 is: 12,951.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.32 : 23,374.98 = 9,384.86 : x
  2. Step 2: Convert to fraction form
    16,938.32/23,374.98 = 9,384.86/x
  3. Step 3: Cross multiply
    16,938.32x = 23,374.98 × 9,384.86
  4. Step 4: Simplify right side
    16,938.32x = 219,370,973.24
  5. Step 5: Solve for x
    x = 219,370,973.24/16,938.32
  6. Step 6: Final answer
    x = 12,951.17

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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.