Home / 23,513.16-35,272.80-12,420.27

Finding the Fourth Proportional to 23,513.16, 35,272.80 and 12,420.27

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Solution

The fourth proportional to 23,513.16, 35,272.80 and 12,420.27 is: 18,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,513.16 : 35,272.80 = 12,420.27 : x
  2. Step 2: Convert to fraction form
    23,513.16/35,272.80 = 12,420.27/x
  3. Step 3: Cross multiply
    23,513.16x = 35,272.80 × 12,420.27
  4. Step 4: Simplify right side
    23,513.16x = 438,097,699.66
  5. Step 5: Solve for x
    x = 438,097,699.66/23,513.16
  6. Step 6: Final answer
    x = 18,632.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.