Home / 23,206.48-34,981.13-21,851.80

Finding the Fourth Proportional to 23,206.48, 34,981.13 and 21,851.80

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Solution

The fourth proportional to 23,206.48, 34,981.13 and 21,851.80 is: 32,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,206.48 : 34,981.13 = 21,851.80 : x
  2. Step 2: Convert to fraction form
    23,206.48/34,981.13 = 21,851.80/x
  3. Step 3: Cross multiply
    23,206.48x = 34,981.13 × 21,851.80
  4. Step 4: Simplify right side
    23,206.48x = 764,400,656.53
  5. Step 5: Solve for x
    x = 764,400,656.53/23,206.48
  6. Step 6: Final answer
    x = 32,939.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.