Home / 18,455.13-25,468.02-10,071.63

Finding the Fourth Proportional to 18,455.13, 25,468.02 and 10,071.63

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Solution

The fourth proportional to 18,455.13, 25,468.02 and 10,071.63 is: 13,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.13 : 25,468.02 = 10,071.63 : x
  2. Step 2: Convert to fraction form
    18,455.13/25,468.02 = 10,071.63/x
  3. Step 3: Cross multiply
    18,455.13x = 25,468.02 × 10,071.63
  4. Step 4: Simplify right side
    18,455.13x = 256,504,474.27
  5. Step 5: Solve for x
    x = 256,504,474.27/18,455.13
  6. Step 6: Final answer
    x = 13,898.82

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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.