Home / 23,239.17-32,070.03-12,628.78

Finding the Fourth Proportional to 23,239.17, 32,070.03 and 12,628.78

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Solution

The fourth proportional to 23,239.17, 32,070.03 and 12,628.78 is: 17,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.17 : 32,070.03 = 12,628.78 : x
  2. Step 2: Convert to fraction form
    23,239.17/32,070.03 = 12,628.78/x
  3. Step 3: Cross multiply
    23,239.17x = 32,070.03 × 12,628.78
  4. Step 4: Simplify right side
    23,239.17x = 405,005,353.46
  5. Step 5: Solve for x
    x = 405,005,353.46/23,239.17
  6. Step 6: Final answer
    x = 17,427.70

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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.