Home / 26,285.04-39,405.78-10,480.32

Finding the Fourth Proportional to 26,285.04, 39,405.78 and 10,480.32

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Solution

The fourth proportional to 26,285.04, 39,405.78 and 10,480.32 is: 15,711.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285.04 : 39,405.78 = 10,480.32 : x
  2. Step 2: Convert to fraction form
    26,285.04/39,405.78 = 10,480.32/x
  3. Step 3: Cross multiply
    26,285.04x = 39,405.78 × 10,480.32
  4. Step 4: Simplify right side
    26,285.04x = 412,985,184.25
  5. Step 5: Solve for x
    x = 412,985,184.25/26,285.04
  6. Step 6: Final answer
    x = 15,711.80

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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.