Home / 23,429.22-32,333.10-12,818.87

Finding the Fourth Proportional to 23,429.22, 32,333.10 and 12,818.87

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Solution

The fourth proportional to 23,429.22, 32,333.10 and 12,818.87 is: 17,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.22 : 32,333.10 = 12,818.87 : x
  2. Step 2: Convert to fraction form
    23,429.22/32,333.10 = 12,818.87/x
  3. Step 3: Cross multiply
    23,429.22x = 32,333.10 × 12,818.87
  4. Step 4: Simplify right side
    23,429.22x = 414,473,643.93
  5. Step 5: Solve for x
    x = 414,473,643.93/23,429.22
  6. Step 6: Final answer
    x = 17,690.46

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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.