Home / 26,454.04-39,656.14-8,911.60

Finding the Fourth Proportional to 26,454.04, 39,656.14 and 8,911.60

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Solution

The fourth proportional to 26,454.04, 39,656.14 and 8,911.60 is: 13,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.04 : 39,656.14 = 8,911.60 : x
  2. Step 2: Convert to fraction form
    26,454.04/39,656.14 = 8,911.60/x
  3. Step 3: Cross multiply
    26,454.04x = 39,656.14 × 8,911.60
  4. Step 4: Simplify right side
    26,454.04x = 353,399,657.22
  5. Step 5: Solve for x
    x = 353,399,657.22/26,454.04
  6. Step 6: Final answer
    x = 13,359.01

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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.