Home / 25,611.26-38,421.54-12,463.64

Finding the Fourth Proportional to 25,611.26, 38,421.54 and 12,463.64

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Solution

The fourth proportional to 25,611.26, 38,421.54 and 12,463.64 is: 18,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,611.26 : 38,421.54 = 12,463.64 : x
  2. Step 2: Convert to fraction form
    25,611.26/38,421.54 = 12,463.64/x
  3. Step 3: Cross multiply
    25,611.26x = 38,421.54 × 12,463.64
  4. Step 4: Simplify right side
    25,611.26x = 478,872,242.81
  5. Step 5: Solve for x
    x = 478,872,242.81/25,611.26
  6. Step 6: Final answer
    x = 18,697.72

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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.