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Finding the Fourth Proportional to 52,992.81, 79,510.95 and 28,026.18

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Solution

The fourth proportional to 52,992.81, 79,510.95 and 28,026.18 is: 42,050.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992.81 : 79,510.95 = 28,026.18 : x
  2. Step 2: Convert to fraction form
    52,992.81/79,510.95 = 28,026.18/x
  3. Step 3: Cross multiply
    52,992.81x = 79,510.95 × 28,026.18
  4. Step 4: Simplify right side
    52,992.81x = 2,228,388,196.67
  5. Step 5: Solve for x
    x = 2,228,388,196.67/52,992.81
  6. Step 6: Final answer
    x = 42,050.76

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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.