Home / 28,322.64-42,675.80-23,500.30

Finding the Fourth Proportional to 28,322.64, 42,675.80 and 23,500.30

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Solution

The fourth proportional to 28,322.64, 42,675.80 and 23,500.30 is: 35,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,322.64 : 42,675.80 = 23,500.30 : x
  2. Step 2: Convert to fraction form
    28,322.64/42,675.80 = 23,500.30/x
  3. Step 3: Cross multiply
    28,322.64x = 42,675.80 × 23,500.30
  4. Step 4: Simplify right side
    28,322.64x = 1,002,894,102.74
  5. Step 5: Solve for x
    x = 1,002,894,102.74/28,322.64
  6. Step 6: Final answer
    x = 35,409.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.