Home / 25,358.23-38,046.35-11,316.98

Finding the Fourth Proportional to 25,358.23, 38,046.35 and 11,316.98

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Solution

The fourth proportional to 25,358.23, 38,046.35 and 11,316.98 is: 16,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,358.23 : 38,046.35 = 11,316.98 : x
  2. Step 2: Convert to fraction form
    25,358.23/38,046.35 = 11,316.98/x
  3. Step 3: Cross multiply
    25,358.23x = 38,046.35 × 11,316.98
  4. Step 4: Simplify right side
    25,358.23x = 430,569,782.02
  5. Step 5: Solve for x
    x = 430,569,782.02/25,358.23
  6. Step 6: Final answer
    x = 16,979.49

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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.