Home / 37,878.10-56,858.70-15,707.02

Finding the Fourth Proportional to 37,878.10, 56,858.70 and 15,707.02

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Solution

The fourth proportional to 37,878.10, 56,858.70 and 15,707.02 is: 23,577.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,878.10 : 56,858.70 = 15,707.02 : x
  2. Step 2: Convert to fraction form
    37,878.10/56,858.70 = 15,707.02/x
  3. Step 3: Cross multiply
    37,878.10x = 56,858.70 × 15,707.02
  4. Step 4: Simplify right side
    37,878.10x = 893,080,738.07
  5. Step 5: Solve for x
    x = 893,080,738.07/37,878.10
  6. Step 6: Final answer
    x = 23,577.76

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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.