Home / 25,210.58-37,815.86-10,403.22

Finding the Fourth Proportional to 25,210.58, 37,815.86 and 10,403.22

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Solution

The fourth proportional to 25,210.58, 37,815.86 and 10,403.22 is: 15,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210.58 : 37,815.86 = 10,403.22 : x
  2. Step 2: Convert to fraction form
    25,210.58/37,815.86 = 10,403.22/x
  3. Step 3: Cross multiply
    25,210.58x = 37,815.86 × 10,403.22
  4. Step 4: Simplify right side
    25,210.58x = 393,406,711.07
  5. Step 5: Solve for x
    x = 393,406,711.07/25,210.58
  6. Step 6: Final answer
    x = 15,604.83

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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.