Home / 52,465.89-78,709.77-17,403.02

Finding the Fourth Proportional to 52,465.89, 78,709.77 and 17,403.02

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Solution

The fourth proportional to 52,465.89, 78,709.77 and 17,403.02 is: 26,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465.89 : 78,709.77 = 17,403.02 : x
  2. Step 2: Convert to fraction form
    52,465.89/78,709.77 = 17,403.02/x
  3. Step 3: Cross multiply
    52,465.89x = 78,709.77 × 17,403.02
  4. Step 4: Simplify right side
    52,465.89x = 1,369,787,307.96
  5. Step 5: Solve for x
    x = 1,369,787,307.96/52,465.89
  6. Step 6: Final answer
    x = 26,108.15

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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.