Home / 26,318.02-39,477.75-8,787.22

Finding the Fourth Proportional to 26,318.02, 39,477.75 and 8,787.22

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Solution

The fourth proportional to 26,318.02, 39,477.75 and 8,787.22 is: 13,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.02 : 39,477.75 = 8,787.22 : x
  2. Step 2: Convert to fraction form
    26,318.02/39,477.75 = 8,787.22/x
  3. Step 3: Cross multiply
    26,318.02x = 39,477.75 × 8,787.22
  4. Step 4: Simplify right side
    26,318.02x = 346,899,674.36
  5. Step 5: Solve for x
    x = 346,899,674.36/26,318.02
  6. Step 6: Final answer
    x = 13,181.07

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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.