Home / 10,299.34-14,272.91-10,102.42

Finding the Fourth Proportional to 10,299.34, 14,272.91 and 10,102.42

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Solution

The fourth proportional to 10,299.34, 14,272.91 and 10,102.42 is: 14,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.34 : 14,272.91 = 10,102.42 : x
  2. Step 2: Convert to fraction form
    10,299.34/14,272.91 = 10,102.42/x
  3. Step 3: Cross multiply
    10,299.34x = 14,272.91 × 10,102.42
  4. Step 4: Simplify right side
    10,299.34x = 144,190,931.44
  5. Step 5: Solve for x
    x = 144,190,931.44/10,299.34
  6. Step 6: Final answer
    x = 14,000.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.