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Finding the Fourth Proportional to 15,598.61, 23,408.85 and 9,015.74

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Solution

The fourth proportional to 15,598.61, 23,408.85 and 9,015.74 is: 13,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598.61 : 23,408.85 = 9,015.74 : x
  2. Step 2: Convert to fraction form
    15,598.61/23,408.85 = 9,015.74/x
  3. Step 3: Cross multiply
    15,598.61x = 23,408.85 × 9,015.74
  4. Step 4: Simplify right side
    15,598.61x = 211,048,105.30
  5. Step 5: Solve for x
    x = 211,048,105.30/15,598.61
  6. Step 6: Final answer
    x = 13,529.93

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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.