Home / 28,088.55-42,008.89-24,990.30

Finding the Fourth Proportional to 28,088.55, 42,008.89 and 24,990.30

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Solution

The fourth proportional to 28,088.55, 42,008.89 and 24,990.30 is: 37,375.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,088.55 : 42,008.89 = 24,990.30 : x
  2. Step 2: Convert to fraction form
    28,088.55/42,008.89 = 24,990.30/x
  3. Step 3: Cross multiply
    28,088.55x = 42,008.89 × 24,990.30
  4. Step 4: Simplify right side
    28,088.55x = 1,049,814,763.77
  5. Step 5: Solve for x
    x = 1,049,814,763.77/28,088.55
  6. Step 6: Final answer
    x = 37,375.19

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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.