Home / 26,759.36-40,139.04-8,041.40

Finding the Fourth Proportional to 26,759.36, 40,139.04 and 8,041.40

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Solution

The fourth proportional to 26,759.36, 40,139.04 and 8,041.40 is: 12,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.36 : 40,139.04 = 8,041.40 : x
  2. Step 2: Convert to fraction form
    26,759.36/40,139.04 = 8,041.40/x
  3. Step 3: Cross multiply
    26,759.36x = 40,139.04 × 8,041.40
  4. Step 4: Simplify right side
    26,759.36x = 322,774,076.26
  5. Step 5: Solve for x
    x = 322,774,076.26/26,759.36
  6. Step 6: Final answer
    x = 12,062.10

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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.