Home / 23,686.89-32,688.14-13,076.30

Finding the Fourth Proportional to 23,686.89, 32,688.14 and 13,076.30

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Solution

The fourth proportional to 23,686.89, 32,688.14 and 13,076.30 is: 18,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,686.89 : 32,688.14 = 13,076.30 : x
  2. Step 2: Convert to fraction form
    23,686.89/32,688.14 = 13,076.30/x
  3. Step 3: Cross multiply
    23,686.89x = 32,688.14 × 13,076.30
  4. Step 4: Simplify right side
    23,686.89x = 427,439,696.26
  5. Step 5: Solve for x
    x = 427,439,696.26/23,686.89
  6. Step 6: Final answer
    x = 18,045.41

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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.