Home / 18,319.42-27,483.45-14,585.32

Finding the Fourth Proportional to 18,319.42, 27,483.45 and 14,585.32

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Solution

The fourth proportional to 18,319.42, 27,483.45 and 14,585.32 is: 21,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.42 : 27,483.45 = 14,585.32 : x
  2. Step 2: Convert to fraction form
    18,319.42/27,483.45 = 14,585.32/x
  3. Step 3: Cross multiply
    18,319.42x = 27,483.45 × 14,585.32
  4. Step 4: Simplify right side
    18,319.42x = 400,854,820.06
  5. Step 5: Solve for x
    x = 400,854,820.06/18,319.42
  6. Step 6: Final answer
    x = 21,881.42

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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.