Home / 26,678.70-40,004.34-15,607.02

Finding the Fourth Proportional to 26,678.70, 40,004.34 and 15,607.02

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Solution

The fourth proportional to 26,678.70, 40,004.34 and 15,607.02 is: 23,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.70 : 40,004.34 = 15,607.02 : x
  2. Step 2: Convert to fraction form
    26,678.70/40,004.34 = 15,607.02/x
  3. Step 3: Cross multiply
    26,678.70x = 40,004.34 × 15,607.02
  4. Step 4: Simplify right side
    26,678.70x = 624,348,534.47
  5. Step 5: Solve for x
    x = 624,348,534.47/26,678.70
  6. Step 6: Final answer
    x = 23,402.51

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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.