Home / 26,655.58-39,970.01-8,880.00

Finding the Fourth Proportional to 26,655.58, 39,970.01 and 8,880.00

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Solution

The fourth proportional to 26,655.58, 39,970.01 and 8,880.00 is: 13,315.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.58 : 39,970.01 = 8,880.00 : x
  2. Step 2: Convert to fraction form
    26,655.58/39,970.01 = 8,880.00/x
  3. Step 3: Cross multiply
    26,655.58x = 39,970.01 × 8,880.00
  4. Step 4: Simplify right side
    26,655.58x = 354,933,444.55
  5. Step 5: Solve for x
    x = 354,933,444.55/26,655.58
  6. Step 6: Final answer
    x = 13,315.54

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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.