Home / 23,281.06-32,128.17-13,208.74

Finding the Fourth Proportional to 23,281.06, 32,128.17 and 13,208.74

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Solution

The fourth proportional to 23,281.06, 32,128.17 and 13,208.74 is: 18,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.06 : 32,128.17 = 13,208.74 : x
  2. Step 2: Convert to fraction form
    23,281.06/32,128.17 = 13,208.74/x
  3. Step 3: Cross multiply
    23,281.06x = 32,128.17 × 13,208.74
  4. Step 4: Simplify right side
    23,281.06x = 424,372,644.21
  5. Step 5: Solve for x
    x = 424,372,644.21/23,281.06
  6. Step 6: Final answer
    x = 18,228.24

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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.