Home / 52,548.60-78,835.50-15,107.91

Finding the Fourth Proportional to 52,548.60, 78,835.50 and 15,107.91

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Solution

The fourth proportional to 52,548.60, 78,835.50 and 15,107.91 is: 22,665.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,548.60 : 78,835.50 = 15,107.91 : x
  2. Step 2: Convert to fraction form
    52,548.60/78,835.50 = 15,107.91/x
  3. Step 3: Cross multiply
    52,548.60x = 78,835.50 × 15,107.91
  4. Step 4: Simplify right side
    52,548.60x = 1,191,039,638.81
  5. Step 5: Solve for x
    x = 1,191,039,638.81/52,548.60
  6. Step 6: Final answer
    x = 22,665.49

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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.