Home / 25,462.98-38,171.39-13,762.53

Finding the Fourth Proportional to 25,462.98, 38,171.39 and 13,762.53

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Solution

The fourth proportional to 25,462.98, 38,171.39 and 13,762.53 is: 20,631.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,462.98 : 38,171.39 = 13,762.53 : x
  2. Step 2: Convert to fraction form
    25,462.98/38,171.39 = 13,762.53/x
  3. Step 3: Cross multiply
    25,462.98x = 38,171.39 × 13,762.53
  4. Step 4: Simplify right side
    25,462.98x = 525,334,831.20
  5. Step 5: Solve for x
    x = 525,334,831.20/25,462.98
  6. Step 6: Final answer
    x = 20,631.32

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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.