Home / 25,941.60-38,915.76-11,898.24

Finding the Fourth Proportional to 25,941.60, 38,915.76 and 11,898.24

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Solution

The fourth proportional to 25,941.60, 38,915.76 and 11,898.24 is: 17,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,941.60 : 38,915.76 = 11,898.24 : x
  2. Step 2: Convert to fraction form
    25,941.60/38,915.76 = 11,898.24/x
  3. Step 3: Cross multiply
    25,941.60x = 38,915.76 × 11,898.24
  4. Step 4: Simplify right side
    25,941.60x = 463,029,052.26
  5. Step 5: Solve for x
    x = 463,029,052.26/25,941.60
  6. Step 6: Final answer
    x = 17,848.90

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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.