Home / 52,312.55-78,468.83-19,033.70

Finding the Fourth Proportional to 52,312.55, 78,468.83 and 19,033.70

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Solution

The fourth proportional to 52,312.55, 78,468.83 and 19,033.70 is: 28,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,312.55 : 78,468.83 = 19,033.70 : x
  2. Step 2: Convert to fraction form
    52,312.55/78,468.83 = 19,033.70/x
  3. Step 3: Cross multiply
    52,312.55x = 78,468.83 × 19,033.70
  4. Step 4: Simplify right side
    52,312.55x = 1,493,552,074.40
  5. Step 5: Solve for x
    x = 1,493,552,074.40/52,312.55
  6. Step 6: Final answer
    x = 28,550.55

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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.