Home / 25,590.93-38,339.61-18,553.51

Finding the Fourth Proportional to 25,590.93, 38,339.61 and 18,553.51

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Solution

The fourth proportional to 25,590.93, 38,339.61 and 18,553.51 is: 27,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.93 : 38,339.61 = 18,553.51 : x
  2. Step 2: Convert to fraction form
    25,590.93/38,339.61 = 18,553.51/x
  3. Step 3: Cross multiply
    25,590.93x = 38,339.61 × 18,553.51
  4. Step 4: Simplify right side
    25,590.93x = 711,334,337.53
  5. Step 5: Solve for x
    x = 711,334,337.53/25,590.93
  6. Step 6: Final answer
    x = 27,796.35

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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.