Home / 28,534.83-42,807.62-8,808.77

Finding the Fourth Proportional to 28,534.83, 42,807.62 and 8,808.77

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Solution

The fourth proportional to 28,534.83, 42,807.62 and 8,808.77 is: 13,214.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534.83 : 42,807.62 = 8,808.77 : x
  2. Step 2: Convert to fraction form
    28,534.83/42,807.62 = 8,808.77/x
  3. Step 3: Cross multiply
    28,534.83x = 42,807.62 × 8,808.77
  4. Step 4: Simplify right side
    28,534.83x = 377,082,607.87
  5. Step 5: Solve for x
    x = 377,082,607.87/28,534.83
  6. Step 6: Final answer
    x = 13,214.82

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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.