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Finding the Fourth Proportional to 37,381.60, 56,068.76 and 14,009.86

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Solution

The fourth proportional to 37,381.60, 56,068.76 and 14,009.86 is: 21,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,381.60 : 56,068.76 = 14,009.86 : x
  2. Step 2: Convert to fraction form
    37,381.60/56,068.76 = 14,009.86/x
  3. Step 3: Cross multiply
    37,381.60x = 56,068.76 × 14,009.86
  4. Step 4: Simplify right side
    37,381.60x = 785,515,504.28
  5. Step 5: Solve for x
    x = 785,515,504.28/37,381.60
  6. Step 6: Final answer
    x = 21,013.43

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1.5x scale

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.