Home / 40,852.10-61,270.85-10,866.51

Finding the Fourth Proportional to 40,852.10, 61,270.85 and 10,866.51

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Solution

The fourth proportional to 40,852.10, 61,270.85 and 10,866.51 is: 16,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,852.10 : 61,270.85 = 10,866.51 : x
  2. Step 2: Convert to fraction form
    40,852.10/61,270.85 = 10,866.51/x
  3. Step 3: Cross multiply
    40,852.10x = 61,270.85 × 10,866.51
  4. Step 4: Simplify right side
    40,852.10x = 665,800,331.40
  5. Step 5: Solve for x
    x = 665,800,331.40/40,852.10
  6. Step 6: Final answer
    x = 16,297.82

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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.