Home / 15,433.64-23,135.86-5,570.28

Finding the Fourth Proportional to 15,433.64, 23,135.86 and 5,570.28

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Solution

The fourth proportional to 15,433.64, 23,135.86 and 5,570.28 is: 8,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.64 : 23,135.86 = 5,570.28 : x
  2. Step 2: Convert to fraction form
    15,433.64/23,135.86 = 5,570.28/x
  3. Step 3: Cross multiply
    15,433.64x = 23,135.86 × 5,570.28
  4. Step 4: Simplify right side
    15,433.64x = 128,873,218.24
  5. Step 5: Solve for x
    x = 128,873,218.24/15,433.64
  6. Step 6: Final answer
    x = 8,350.15

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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.