Home / 23,490.68-35,240.64-8,699.72

Finding the Fourth Proportional to 23,490.68, 35,240.64 and 8,699.72

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Solution

The fourth proportional to 23,490.68, 35,240.64 and 8,699.72 is: 13,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.68 : 35,240.64 = 8,699.72 : x
  2. Step 2: Convert to fraction form
    23,490.68/35,240.64 = 8,699.72/x
  3. Step 3: Cross multiply
    23,490.68x = 35,240.64 × 8,699.72
  4. Step 4: Simplify right side
    23,490.68x = 306,583,700.62
  5. Step 5: Solve for x
    x = 306,583,700.62/23,490.68
  6. Step 6: Final answer
    x = 13,051.29

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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.