Home / 23,114.12-34,642.40-10,620.86

Finding the Fourth Proportional to 23,114.12, 34,642.40 and 10,620.86

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Solution

The fourth proportional to 23,114.12, 34,642.40 and 10,620.86 is: 15,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.12 : 34,642.40 = 10,620.86 : x
  2. Step 2: Convert to fraction form
    23,114.12/34,642.40 = 10,620.86/x
  3. Step 3: Cross multiply
    23,114.12x = 34,642.40 × 10,620.86
  4. Step 4: Simplify right side
    23,114.12x = 367,931,854.15
  5. Step 5: Solve for x
    x = 367,931,854.15/23,114.12
  6. Step 6: Final answer
    x = 15,918.06

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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.