Home / 38,238.48-57,338.02-17,160.45

Finding the Fourth Proportional to 38,238.48, 57,338.02 and 17,160.45

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Solution

The fourth proportional to 38,238.48, 57,338.02 and 17,160.45 is: 25,731.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238.48 : 57,338.02 = 17,160.45 : x
  2. Step 2: Convert to fraction form
    38,238.48/57,338.02 = 17,160.45/x
  3. Step 3: Cross multiply
    38,238.48x = 57,338.02 × 17,160.45
  4. Step 4: Simplify right side
    38,238.48x = 983,946,510.46
  5. Step 5: Solve for x
    x = 983,946,510.46/38,238.48
  6. Step 6: Final answer
    x = 25,731.84

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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.