Home / 25,574.23-38,321.56-9,770.64

Finding the Fourth Proportional to 25,574.23, 38,321.56 and 9,770.64

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Solution

The fourth proportional to 25,574.23, 38,321.56 and 9,770.64 is: 14,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,574.23 : 38,321.56 = 9,770.64 : x
  2. Step 2: Convert to fraction form
    25,574.23/38,321.56 = 9,770.64/x
  3. Step 3: Cross multiply
    25,574.23x = 38,321.56 × 9,770.64
  4. Step 4: Simplify right side
    25,574.23x = 374,426,196.10
  5. Step 5: Solve for x
    x = 374,426,196.10/25,574.23
  6. Step 6: Final answer
    x = 14,640.76

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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.