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Finding the Fourth Proportional to 26,059.60, 35,960.04 and 15,303.32

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Solution

The fourth proportional to 26,059.60, 35,960.04 and 15,303.32 is: 21,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,059.60 : 35,960.04 = 15,303.32 : x
  2. Step 2: Convert to fraction form
    26,059.60/35,960.04 = 15,303.32/x
  3. Step 3: Cross multiply
    26,059.60x = 35,960.04 × 15,303.32
  4. Step 4: Simplify right side
    26,059.60x = 550,307,999.33
  5. Step 5: Solve for x
    x = 550,307,999.33/26,059.60
  6. Step 6: Final answer
    x = 21,117.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.