Home / 23,279.71-32,126.73-13,208.58

Finding the Fourth Proportional to 23,279.71, 32,126.73 and 13,208.58

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Solution

The fourth proportional to 23,279.71, 32,126.73 and 13,208.58 is: 18,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.71 : 32,126.73 = 13,208.58 : x
  2. Step 2: Convert to fraction form
    23,279.71/32,126.73 = 13,208.58/x
  3. Step 3: Cross multiply
    23,279.71x = 32,126.73 × 13,208.58
  4. Step 4: Simplify right side
    23,279.71x = 424,348,483.34
  5. Step 5: Solve for x
    x = 424,348,483.34/23,279.71
  6. Step 6: Final answer
    x = 18,228.25

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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.