Home / 28,145.74-42,266.90-24,990.31

Finding the Fourth Proportional to 28,145.74, 42,266.90 and 24,990.31

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Solution

The fourth proportional to 28,145.74, 42,266.90 and 24,990.31 is: 37,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,145.74 : 42,266.90 = 24,990.31 : x
  2. Step 2: Convert to fraction form
    28,145.74/42,266.90 = 24,990.31/x
  3. Step 3: Cross multiply
    28,145.74x = 42,266.90 × 24,990.31
  4. Step 4: Simplify right side
    28,145.74x = 1,056,262,722.40
  5. Step 5: Solve for x
    x = 1,056,262,722.40/28,145.74
  6. Step 6: Final answer
    x = 37,528.33

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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.