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Finding the Fourth Proportional to 24,931.02, 34,404.84 and 13,600.47

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Solution

The fourth proportional to 24,931.02, 34,404.84 and 13,600.47 is: 18,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,931.02 : 34,404.84 = 13,600.47 : x
  2. Step 2: Convert to fraction form
    24,931.02/34,404.84 = 13,600.47/x
  3. Step 3: Cross multiply
    24,931.02x = 34,404.84 × 13,600.47
  4. Step 4: Simplify right side
    24,931.02x = 467,921,994.27
  5. Step 5: Solve for x
    x = 467,921,994.27/24,931.02
  6. Step 6: Final answer
    x = 18,768.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.