Home / 17,972.64-26,970.95-6,285.86

Finding the Fourth Proportional to 17,972.64, 26,970.95 and 6,285.86

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Solution

The fourth proportional to 17,972.64, 26,970.95 and 6,285.86 is: 9,432.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.64 : 26,970.95 = 6,285.86 : x
  2. Step 2: Convert to fraction form
    17,972.64/26,970.95 = 6,285.86/x
  3. Step 3: Cross multiply
    17,972.64x = 26,970.95 × 6,285.86
  4. Step 4: Simplify right side
    17,972.64x = 169,535,496.63
  5. Step 5: Solve for x
    x = 169,535,496.63/17,972.64
  6. Step 6: Final answer
    x = 9,432.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.