Home / 52,325.61-78,487.77-12,883.07

Finding the Fourth Proportional to 52,325.61, 78,487.77 and 12,883.07

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Solution

The fourth proportional to 52,325.61, 78,487.77 and 12,883.07 is: 19,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,325.61 : 78,487.77 = 12,883.07 : x
  2. Step 2: Convert to fraction form
    52,325.61/78,487.77 = 12,883.07/x
  3. Step 3: Cross multiply
    52,325.61x = 78,487.77 × 12,883.07
  4. Step 4: Simplify right side
    52,325.61x = 1,011,163,042.62
  5. Step 5: Solve for x
    x = 1,011,163,042.62/52,325.61
  6. Step 6: Final answer
    x = 19,324.44

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1.5x scale

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.