Home / 42,991.36-59,328.08-24,128.48

Finding the Fourth Proportional to 42,991.36, 59,328.08 and 24,128.48

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Solution

The fourth proportional to 42,991.36, 59,328.08 and 24,128.48 is: 33,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,991.36 : 59,328.08 = 24,128.48 : x
  2. Step 2: Convert to fraction form
    42,991.36/59,328.08 = 24,128.48/x
  3. Step 3: Cross multiply
    42,991.36x = 59,328.08 × 24,128.48
  4. Step 4: Simplify right side
    42,991.36x = 1,431,496,391.72
  5. Step 5: Solve for x
    x = 1,431,496,391.72/42,991.36
  6. Step 6: Final answer
    x = 33,297.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.