Home / 52,656.60-78,989.04-17,596.40

Finding the Fourth Proportional to 52,656.60, 78,989.04 and 17,596.40

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Solution

The fourth proportional to 52,656.60, 78,989.04 and 17,596.40 is: 26,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,656.60 : 78,989.04 = 17,596.40 : x
  2. Step 2: Convert to fraction form
    52,656.60/78,989.04 = 17,596.40/x
  3. Step 3: Cross multiply
    52,656.60x = 78,989.04 × 17,596.40
  4. Step 4: Simplify right side
    52,656.60x = 1,389,922,743.46
  5. Step 5: Solve for x
    x = 1,389,922,743.46/52,656.60
  6. Step 6: Final answer
    x = 26,395.98

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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.