Home / 18,527.52-25,590.42-13,483.74

Finding the Fourth Proportional to 18,527.52, 25,590.42 and 13,483.74

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Solution

The fourth proportional to 18,527.52, 25,590.42 and 13,483.74 is: 18,623.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,527.52 : 25,590.42 = 13,483.74 : x
  2. Step 2: Convert to fraction form
    18,527.52/25,590.42 = 13,483.74/x
  3. Step 3: Cross multiply
    18,527.52x = 25,590.42 × 13,483.74
  4. Step 4: Simplify right side
    18,527.52x = 345,054,569.77
  5. Step 5: Solve for x
    x = 345,054,569.77/18,527.52
  6. Step 6: Final answer
    x = 18,623.89

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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.