Home / 21,585.62-32,365.47-14,639.06

Finding the Fourth Proportional to 21,585.62, 32,365.47 and 14,639.06

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Solution

The fourth proportional to 21,585.62, 32,365.47 and 14,639.06 is: 21,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,585.62 : 32,365.47 = 14,639.06 : x
  2. Step 2: Convert to fraction form
    21,585.62/32,365.47 = 14,639.06/x
  3. Step 3: Cross multiply
    21,585.62x = 32,365.47 × 14,639.06
  4. Step 4: Simplify right side
    21,585.62x = 473,800,057.26
  5. Step 5: Solve for x
    x = 473,800,057.26/21,585.62
  6. Step 6: Final answer
    x = 21,949.80

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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.