Home / 25,340.76-38,011.14-11,297.16

Finding the Fourth Proportional to 25,340.76, 38,011.14 and 11,297.16

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Solution

The fourth proportional to 25,340.76, 38,011.14 and 11,297.16 is: 16,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340.76 : 38,011.14 = 11,297.16 : x
  2. Step 2: Convert to fraction form
    25,340.76/38,011.14 = 11,297.16/x
  3. Step 3: Cross multiply
    25,340.76x = 38,011.14 × 11,297.16
  4. Step 4: Simplify right side
    25,340.76x = 429,417,930.36
  5. Step 5: Solve for x
    x = 429,417,930.36/25,340.76
  6. Step 6: Final answer
    x = 16,945.74

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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.