Home / 18,223.14-25,159.55-14,873.94

Finding the Fourth Proportional to 18,223.14, 25,159.55 and 14,873.94

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Solution

The fourth proportional to 18,223.14, 25,159.55 and 14,873.94 is: 20,535.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.14 : 25,159.55 = 14,873.94 : x
  2. Step 2: Convert to fraction form
    18,223.14/25,159.55 = 14,873.94/x
  3. Step 3: Cross multiply
    18,223.14x = 25,159.55 × 14,873.94
  4. Step 4: Simplify right side
    18,223.14x = 374,221,637.13
  5. Step 5: Solve for x
    x = 374,221,637.13/18,223.14
  6. Step 6: Final answer
    x = 20,535.52

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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.