Home / 23,206.29-32,026.14-13,130.90

Finding the Fourth Proportional to 23,206.29, 32,026.14 and 13,130.90

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Solution

The fourth proportional to 23,206.29, 32,026.14 and 13,130.90 is: 18,121.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,206.29 : 32,026.14 = 13,130.90 : x
  2. Step 2: Convert to fraction form
    23,206.29/32,026.14 = 13,130.90/x
  3. Step 3: Cross multiply
    23,206.29x = 32,026.14 × 13,130.90
  4. Step 4: Simplify right side
    23,206.29x = 420,531,881.60
  5. Step 5: Solve for x
    x = 420,531,881.60/23,206.29
  6. Step 6: Final answer
    x = 18,121.46

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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.