Home / 28,087.55-42,007.40-24,989.30

Finding the Fourth Proportional to 28,087.55, 42,007.40 and 24,989.30

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Solution

The fourth proportional to 28,087.55, 42,007.40 and 24,989.30 is: 37,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,087.55 : 42,007.40 = 24,989.30 : x
  2. Step 2: Convert to fraction form
    28,087.55/42,007.40 = 24,989.30/x
  3. Step 3: Cross multiply
    28,087.55x = 42,007.40 × 24,989.30
  4. Step 4: Simplify right side
    28,087.55x = 1,049,735,395.87
  5. Step 5: Solve for x
    x = 1,049,735,395.87/28,087.55
  6. Step 6: Final answer
    x = 37,373.69

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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.