Home / 18,455.93-25,470.01-10,392.36

Finding the Fourth Proportional to 18,455.93, 25,470.01 and 10,392.36

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Solution

The fourth proportional to 18,455.93, 25,470.01 and 10,392.36 is: 14,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.93 : 25,470.01 = 10,392.36 : x
  2. Step 2: Convert to fraction form
    18,455.93/25,470.01 = 10,392.36/x
  3. Step 3: Cross multiply
    18,455.93x = 25,470.01 × 10,392.36
  4. Step 4: Simplify right side
    18,455.93x = 264,693,513.12
  5. Step 5: Solve for x
    x = 264,693,513.12/18,455.93
  6. Step 6: Final answer
    x = 14,341.92

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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.