Home / 18,631.83-25,711.80-10,567.02

Finding the Fourth Proportional to 18,631.83, 25,711.80 and 10,567.02

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Solution

The fourth proportional to 18,631.83, 25,711.80 and 10,567.02 is: 14,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,631.83 : 25,711.80 = 10,567.02 : x
  2. Step 2: Convert to fraction form
    18,631.83/25,711.80 = 10,567.02/x
  3. Step 3: Cross multiply
    18,631.83x = 25,711.80 × 10,567.02
  4. Step 4: Simplify right side
    18,631.83x = 271,697,104.84
  5. Step 5: Solve for x
    x = 271,697,104.84/18,631.83
  6. Step 6: Final answer
    x = 14,582.42

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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.