Home / 25,355.20-37,984.36-14,228.16

Finding the Fourth Proportional to 25,355.20, 37,984.36 and 14,228.16

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Solution

The fourth proportional to 25,355.20, 37,984.36 and 14,228.16 is: 21,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.20 : 37,984.36 = 14,228.16 : x
  2. Step 2: Convert to fraction form
    25,355.20/37,984.36 = 14,228.16/x
  3. Step 3: Cross multiply
    25,355.20x = 37,984.36 × 14,228.16
  4. Step 4: Simplify right side
    25,355.20x = 540,447,551.58
  5. Step 5: Solve for x
    x = 540,447,551.58/25,355.20
  6. Step 6: Final answer
    x = 21,315.06

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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.