Home / 23,435.64-35,140.80-10,272.72

Finding the Fourth Proportional to 23,435.64, 35,140.80 and 10,272.72

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Solution

The fourth proportional to 23,435.64, 35,140.80 and 10,272.72 is: 15,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,435.64 : 35,140.80 = 10,272.72 : x
  2. Step 2: Convert to fraction form
    23,435.64/35,140.80 = 10,272.72/x
  3. Step 3: Cross multiply
    23,435.64x = 35,140.80 × 10,272.72
  4. Step 4: Simplify right side
    23,435.64x = 360,991,598.98
  5. Step 5: Solve for x
    x = 360,991,598.98/23,435.64
  6. Step 6: Final answer
    x = 15,403.53

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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.