Home / 25,333.16-37,986.84-8,460.10

Finding the Fourth Proportional to 25,333.16, 37,986.84 and 8,460.10

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Solution

The fourth proportional to 25,333.16, 37,986.84 and 8,460.10 is: 12,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,333.16 : 37,986.84 = 8,460.10 : x
  2. Step 2: Convert to fraction form
    25,333.16/37,986.84 = 8,460.10/x
  3. Step 3: Cross multiply
    25,333.16x = 37,986.84 × 8,460.10
  4. Step 4: Simplify right side
    25,333.16x = 321,372,465.08
  5. Step 5: Solve for x
    x = 321,372,465.08/25,333.16
  6. Step 6: Final answer
    x = 12,685.84

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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.