Home / 23,915.34-35,865.72-11,428.83

Finding the Fourth Proportional to 23,915.34, 35,865.72 and 11,428.83

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Solution

The fourth proportional to 23,915.34, 35,865.72 and 11,428.83 is: 17,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,915.34 : 35,865.72 = 11,428.83 : x
  2. Step 2: Convert to fraction form
    23,915.34/35,865.72 = 11,428.83/x
  3. Step 3: Cross multiply
    23,915.34x = 35,865.72 × 11,428.83
  4. Step 4: Simplify right side
    23,915.34x = 409,903,216.71
  5. Step 5: Solve for x
    x = 409,903,216.71/23,915.34
  6. Step 6: Final answer
    x = 17,139.76

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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.