Home / 23,632.34-32,612.64-13,021.88

Finding the Fourth Proportional to 23,632.34, 32,612.64 and 13,021.88

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Solution

The fourth proportional to 23,632.34, 32,612.64 and 13,021.88 is: 17,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,632.34 : 32,612.64 = 13,021.88 : x
  2. Step 2: Convert to fraction form
    23,632.34/32,612.64 = 13,021.88/x
  3. Step 3: Cross multiply
    23,632.34x = 32,612.64 × 13,021.88
  4. Step 4: Simplify right side
    23,632.34x = 424,677,884.56
  5. Step 5: Solve for x
    x = 424,677,884.56/23,632.34
  6. Step 6: Final answer
    x = 17,970.20

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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.