Home / 37,971.12-56,956.70-9,891.10

Finding the Fourth Proportional to 37,971.12, 56,956.70 and 9,891.10

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Solution

The fourth proportional to 37,971.12, 56,956.70 and 9,891.10 is: 14,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,971.12 : 56,956.70 = 9,891.10 : x
  2. Step 2: Convert to fraction form
    37,971.12/56,956.70 = 9,891.10/x
  3. Step 3: Cross multiply
    37,971.12x = 56,956.70 × 9,891.10
  4. Step 4: Simplify right side
    37,971.12x = 563,364,415.37
  5. Step 5: Solve for x
    x = 563,364,415.37/37,971.12
  6. Step 6: Final answer
    x = 14,836.66

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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.