Home / 28,275.18-42,412.74-16,582.02

Finding the Fourth Proportional to 28,275.18, 42,412.74 and 16,582.02

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Solution

The fourth proportional to 28,275.18, 42,412.74 and 16,582.02 is: 24,873.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,275.18 : 42,412.74 = 16,582.02 : x
  2. Step 2: Convert to fraction form
    28,275.18/42,412.74 = 16,582.02/x
  3. Step 3: Cross multiply
    28,275.18x = 42,412.74 × 16,582.02
  4. Step 4: Simplify right side
    28,275.18x = 703,288,902.93
  5. Step 5: Solve for x
    x = 703,288,902.93/28,275.18
  6. Step 6: Final answer
    x = 24,873.01

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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.