Home / 23,751.41-32,775.91-13,140.34

Finding the Fourth Proportional to 23,751.41, 32,775.91 and 13,140.34

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Solution

The fourth proportional to 23,751.41, 32,775.91 and 13,140.34 is: 18,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,751.41 : 32,775.91 = 13,140.34 : x
  2. Step 2: Convert to fraction form
    23,751.41/32,775.91 = 13,140.34/x
  3. Step 3: Cross multiply
    23,751.41x = 32,775.91 × 13,140.34
  4. Step 4: Simplify right side
    23,751.41x = 430,686,486.42
  5. Step 5: Solve for x
    x = 430,686,486.42/23,751.41
  6. Step 6: Final answer
    x = 18,133.10

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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.