Home / 23,264.45-32,090.57-20,287.40

Finding the Fourth Proportional to 23,264.45, 32,090.57 and 20,287.40

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Solution

The fourth proportional to 23,264.45, 32,090.57 and 20,287.40 is: 27,984.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,264.45 : 32,090.57 = 20,287.40 : x
  2. Step 2: Convert to fraction form
    23,264.45/32,090.57 = 20,287.40/x
  3. Step 3: Cross multiply
    23,264.45x = 32,090.57 × 20,287.40
  4. Step 4: Simplify right side
    23,264.45x = 651,033,967.93
  5. Step 5: Solve for x
    x = 651,033,967.93/23,264.45
  6. Step 6: Final answer
    x = 27,984.07

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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.