Home / 37,848.60-56,779.79-12,887.37

Finding the Fourth Proportional to 37,848.60, 56,779.79 and 12,887.37

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Solution

The fourth proportional to 37,848.60, 56,779.79 and 12,887.37 is: 19,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,848.60 : 56,779.79 = 12,887.37 : x
  2. Step 2: Convert to fraction form
    37,848.60/56,779.79 = 12,887.37/x
  3. Step 3: Cross multiply
    37,848.60x = 56,779.79 × 12,887.37
  4. Step 4: Simplify right side
    37,848.60x = 731,742,097.82
  5. Step 5: Solve for x
    x = 731,742,097.82/37,848.60
  6. Step 6: Final answer
    x = 19,333.40

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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.