Home / 26,541.95-39,806.52-7,816.90

Finding the Fourth Proportional to 26,541.95, 39,806.52 and 7,816.90

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Solution

The fourth proportional to 26,541.95, 39,806.52 and 7,816.90 is: 11,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.95 : 39,806.52 = 7,816.90 : x
  2. Step 2: Convert to fraction form
    26,541.95/39,806.52 = 7,816.90/x
  3. Step 3: Cross multiply
    26,541.95x = 39,806.52 × 7,816.90
  4. Step 4: Simplify right side
    26,541.95x = 311,163,586.19
  5. Step 5: Solve for x
    x = 311,163,586.19/26,541.95
  6. Step 6: Final answer
    x = 11,723.46

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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.