Home / 18,448.02-25,458.14-10,490.24

Finding the Fourth Proportional to 18,448.02, 25,458.14 and 10,490.24

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Solution

The fourth proportional to 18,448.02, 25,458.14 and 10,490.24 is: 14,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448.02 : 25,458.14 = 10,490.24 : x
  2. Step 2: Convert to fraction form
    18,448.02/25,458.14 = 10,490.24/x
  3. Step 3: Cross multiply
    18,448.02x = 25,458.14 × 10,490.24
  4. Step 4: Simplify right side
    18,448.02x = 267,061,998.55
  5. Step 5: Solve for x
    x = 267,061,998.55/18,448.02
  6. Step 6: Final answer
    x = 14,476.46

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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.