Home / 18,590.49-25,654.19-10,632.51

Finding the Fourth Proportional to 18,590.49, 25,654.19 and 10,632.51

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Solution

The fourth proportional to 18,590.49, 25,654.19 and 10,632.51 is: 14,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590.49 : 25,654.19 = 10,632.51 : x
  2. Step 2: Convert to fraction form
    18,590.49/25,654.19 = 10,632.51/x
  3. Step 3: Cross multiply
    18,590.49x = 25,654.19 × 10,632.51
  4. Step 4: Simplify right side
    18,590.49x = 272,768,378.55
  5. Step 5: Solve for x
    x = 272,768,378.55/18,590.49
  6. Step 6: Final answer
    x = 14,672.47

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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.