Home / 42,890.41-59,174.60-25,888.20

Finding the Fourth Proportional to 42,890.41, 59,174.60 and 25,888.20

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Solution

The fourth proportional to 42,890.41, 59,174.60 and 25,888.20 is: 35,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,890.41 : 59,174.60 = 25,888.20 : x
  2. Step 2: Convert to fraction form
    42,890.41/59,174.60 = 25,888.20/x
  3. Step 3: Cross multiply
    42,890.41x = 59,174.60 × 25,888.20
  4. Step 4: Simplify right side
    42,890.41x = 1,531,923,528.37
  5. Step 5: Solve for x
    x = 1,531,923,528.37/42,890.41
  6. Step 6: Final answer
    x = 35,717.16

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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.