Home / 52,216.50-78,337.74-15,280.50

Finding the Fourth Proportional to 52,216.50, 78,337.74 and 15,280.50

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Solution

The fourth proportional to 52,216.50, 78,337.74 and 15,280.50 is: 22,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,216.50 : 78,337.74 = 15,280.50 : x
  2. Step 2: Convert to fraction form
    52,216.50/78,337.74 = 15,280.50/x
  3. Step 3: Cross multiply
    52,216.50x = 78,337.74 × 15,280.50
  4. Step 4: Simplify right side
    52,216.50x = 1,197,039,836.07
  5. Step 5: Solve for x
    x = 1,197,039,836.07/52,216.50
  6. Step 6: Final answer
    x = 22,924.55

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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.