Home / 52,033.07-78,053.10-18,295.05

Finding the Fourth Proportional to 52,033.07, 78,053.10 and 18,295.05

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Solution

The fourth proportional to 52,033.07, 78,053.10 and 18,295.05 is: 27,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,033.07 : 78,053.10 = 18,295.05 : x
  2. Step 2: Convert to fraction form
    52,033.07/78,053.10 = 18,295.05/x
  3. Step 3: Cross multiply
    52,033.07x = 78,053.10 × 18,295.05
  4. Step 4: Simplify right side
    52,033.07x = 1,427,985,367.16
  5. Step 5: Solve for x
    x = 1,427,985,367.16/52,033.07
  6. Step 6: Final answer
    x = 27,443.80

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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.