Home / 18,555.90-25,586.54-14,297.46

Finding the Fourth Proportional to 18,555.90, 25,586.54 and 14,297.46

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Solution

The fourth proportional to 18,555.90, 25,586.54 and 14,297.46 is: 19,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.90 : 25,586.54 = 14,297.46 : x
  2. Step 2: Convert to fraction form
    18,555.90/25,586.54 = 14,297.46/x
  3. Step 3: Cross multiply
    18,555.90x = 25,586.54 × 14,297.46
  4. Step 4: Simplify right side
    18,555.90x = 365,822,532.19
  5. Step 5: Solve for x
    x = 365,822,532.19/18,555.90
  6. Step 6: Final answer
    x = 19,714.62

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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.