Home / 25,534.71-38,281.41-11,484.45

Finding the Fourth Proportional to 25,534.71, 38,281.41 and 11,484.45

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Solution

The fourth proportional to 25,534.71, 38,281.41 and 11,484.45 is: 17,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,534.71 : 38,281.41 = 11,484.45 : x
  2. Step 2: Convert to fraction form
    25,534.71/38,281.41 = 11,484.45/x
  3. Step 3: Cross multiply
    25,534.71x = 38,281.41 × 11,484.45
  4. Step 4: Simplify right side
    25,534.71x = 439,640,939.07
  5. Step 5: Solve for x
    x = 439,640,939.07/25,534.71
  6. Step 6: Final answer
    x = 17,217.39

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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.