Home / 18,291.58-25,240.89-10,334.50

Finding the Fourth Proportional to 18,291.58, 25,240.89 and 10,334.50

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Solution

The fourth proportional to 18,291.58, 25,240.89 and 10,334.50 is: 14,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.58 : 25,240.89 = 10,334.50 : x
  2. Step 2: Convert to fraction form
    18,291.58/25,240.89 = 10,334.50/x
  3. Step 3: Cross multiply
    18,291.58x = 25,240.89 × 10,334.50
  4. Step 4: Simplify right side
    18,291.58x = 260,851,977.71
  5. Step 5: Solve for x
    x = 260,851,977.71/18,291.58
  6. Step 6: Final answer
    x = 14,260.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.