Home / 25,485.93-38,239.02-11,442.15

Finding the Fourth Proportional to 25,485.93, 38,239.02 and 11,442.15

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Solution

The fourth proportional to 25,485.93, 38,239.02 and 11,442.15 is: 17,167.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.93 : 38,239.02 = 11,442.15 : x
  2. Step 2: Convert to fraction form
    25,485.93/38,239.02 = 11,442.15/x
  3. Step 3: Cross multiply
    25,485.93x = 38,239.02 × 11,442.15
  4. Step 4: Simplify right side
    25,485.93x = 437,536,602.69
  5. Step 5: Solve for x
    x = 437,536,602.69/25,485.93
  6. Step 6: Final answer
    x = 17,167.77

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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.